@ARTICLE{2007JHA....38...31O,
       author = {{Osterbrock}, Donald E.},
        title = "Frank Ross, his Ross Lens Design, and the Lick Observatory 20-inch Astrograph",
      journal = {Journal for the History of Astronomy},
         year = 2007,
       volume = {38},
       number = {130},
        pages = {31-73},
          doi = {10.1177/002182860703800103},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2007JHA....38...31O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2006JAHH....9..181O,
       author = {{Osterbrock}, Donald E.},
        title = "Early Photographs of the Distant Sierra Nevada Mountains Taken from Lick Observatory",
      journal = {Journal of Astronomical History and Heritage},
         year = 2006,
       volume = {9},
       number = {2},
        pages = {181-184},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2006JAHH....9..181O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2006AAS...209.3304O,
       author = {{Osterbrock}, Donald E.},
        title = "Frank Ross's Early Orbits of the First Irregular Satellites of Saturn and Jupiter",
    booktitle = {AAS abstracts},
         year = 2006,
       series = {AAS abstracts},
       volume = {209},
          eid = {33.04},
        pages = {33.04},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2006AAS...209.3304O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2006AAS...209.2303O,
       author = {{Osterbrock}, Donald E.},
        title = "Seth Nicholson's First Satellite Discovery: Jupiter IX and His Orbit for It",
    booktitle = {AAS abstracts},
         year = 2006,
       series = {AAS abstracts},
       volume = {209},
          eid = {23.03},
        pages = {23.03},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2006AAS...209.2303O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2006DPS....38.2601O,
       author = {{Osterbrock}, Donald E.},
        title = "Frank Ross's Early Direct Photographs of Venus and His Interpretation of Them",
    booktitle = {AAS/Division for Planetary Sciences Meeting Abstracts \#38},
         year = 2006,
       series = {AAS/Division for Planetary Sciences Meeting Abstracts},
       volume = {38},
          eid = {26.01},
        pages = {26.01},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2006DPS....38.2601O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{2006agna.book.....O,
       author = {{Osterbrock}, Donald E. and {Ferland}, Gary J.},
        title = "Astrophysics of gaseous nebulae and active galactic nuclei",
         year = 2006,
       adsurl = {https://ui.adsabs.harvard.edu/abs/2006agna.book.....O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2005JHA....36..245O,
       author = {{Osterbrock}, Donald E.},
        title = "Book review: From nuclear transformation to nuclear fission, 1932 - 1939 / Institute of Physics Publishing, Bristol and Philadelphia, xii + 304 pp., 2002, ISBN 0-7503-0865-6.",
      journal = {Journal for the History of Astronomy},
         year = 2005,
       volume = {36},
       number = {123},
        pages = {245-246},
          doi = {10.1177/002182860503600215},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2005JHA....36..245O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2005JHA....36..118O,
       author = {{Osterbrock}, Donald E.},
        title = "Book Review: Den Himmel Fest im Blick: eine Wissenschaftliche Biografie uber dem Astro-Optiker Bernhard Schmidt / Franz Stein Verlag, 2002",
      journal = {Journal for the History of Astronomy},
         year = 2005,
       volume = {36},
       number = {122},
        pages = {118},
          doi = {10.1177/002182860503600114},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2005JHA....36..118O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2004AAS...205.0401O,
       author = {{Osterbrock}, D.~E.},
        title = "A. A. Michelson's Jovian Galilean-Satellite Interferometer at Lick Observatory in 1891",
    booktitle = {AAS abstracts},
         year = 2004,
       series = {AAS abstracts},
       volume = {205},
          eid = {04.01},
        pages = {04.01},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2004AAS...205.0401O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2004AAS...205.0103O,
       author = {{Osterbrock}, D.~E.},
        title = "The Mount Wilson-University of California Connection from Hussey and Seares to Mayall and Olin Wilson",
    booktitle = {AAS abstracts},
         year = 2004,
       series = {AAS abstracts},
       volume = {205},
          eid = {01.03},
        pages = {01.03},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2004AAS...205.0103O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2004JAHH....7...64O,
       author = {{Osterbrock}, Donald E.},
        title = "Erratum: The California-Michigan axis in American astronomy",
      journal = {Journal of Astronomical History and Heritage},
         year = 2004,
       volume = {7},
       number = {1},
        pages = {64},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2004JAHH....7...64O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2004JHA....35..237O,
       author = {{Osterbrock}, Donald E.},
        title = "Book Review: Sky and ocean joined: The U.S. Naval Observatory, 1830 - 2000 / Cambridge University Press, New York, xvi + 610 pp., 2003, ISBN 0-521-81599-1.",
      journal = {Journal for the History of Astronomy},
         year = 2004,
       volume = {35},
       number = {119},
        pages = {237-238},
          doi = {10.1177/002182860403500208},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2004JHA....35..237O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2003JAHH....6..120O,
       author = {{Osterbrock}, Donald E.},
        title = "The California-Michigan axis in American astronomy",
      journal = {Journal of Astronomical History and Heritage},
         year = 2003,
       volume = {6},
       number = {1},
        pages = {120-136},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2003JAHH....6..120O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2003BAAS...35.1458O,
       author = {{Osterbrock}, Donald E.},
        title = "Obituary: Ernest Hurst Cherrington, Jr., 1909-1996",
      journal = {\baas},
         year = 2003,
       volume = {35},
       number = {5},
        pages = {1458-1459},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2003BAAS...35.1458O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2003PASP..115..869S,
       author = {{Slanger}, T.~G. and {Cosby}, P.~C. and {Osterbrock}, D.~E. and {Stone}, R.~P.~S. and {Misch}, A.~A.},
        title = "The High-Resolution Light-polluted Night-Sky Spectrum at Mount Hamilton, California",
      journal = {\pasp},
         year = 2003,
       volume = {115},
       number = {809},
        pages = {869-878},
          doi = {10.1086/376391},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2003PASP..115..869S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2003JAHH....6....1O,
       author = {{Osterbrock}, Donald E.},
        title = "Don Hendrix, master Mount Wilson and Palomar Observatories optician",
      journal = {Journal of Astronomical History and Heritage},
         year = 2003,
       volume = {6},
       number = {1},
        pages = {1-12},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2003JAHH....6....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2003PhT....56a..67O,
       author = {{Osterbrock}, Donald E.},
        title = "Albert Edward Whitford",
      journal = {Physics Today},
         year = 2003,
       volume = {56},
       number = {1},
        pages = {67-68},
          doi = {10.1063/1.1554147},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2003PhT....56a..67O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2002AAS...201.7606S,
       author = {{Slanger}, T.~G. and {Cosby}, P.~C. and {Huestis}, D.~L. and {Osterbrock}, D.~E. and {Stone}, R.~P.~S. and {Misch}, A.~A.},
        title = "High-Resolution 3800-9500 A Light Pollution Spectra Measured from Mt. Hamilton over San Jose, CA",
    booktitle = {AAS abstracts},
         year = 2002,
       series = {AAS abstracts},
       volume = {201},
          eid = {76.06},
        pages = {76.06},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2002AAS...201.7606S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2002AAS...201.2901O,
       author = {{Osterbrock}, D.~E.},
        title = "America's First Carl Sagan: Ormsby MacKnight Mitchel, Pre-Civil War Astronomer and Lecturer on the Cosmos",
    booktitle = {AAS abstracts},
         year = 2002,
       series = {AAS abstracts},
       volume = {201},
          eid = {29.01},
        pages = {29.01},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2002AAS...201.2901O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2002AAS...201.2116O,
       author = {{Osterbrock}, D.~E.},
        title = "Four Big-Telescope Planetary Astronomers of the 1920's at Mount Wilson, Yerkes, and Lick Observatories",
    booktitle = {AAS abstracts},
         year = 2002,
       series = {AAS abstracts},
       volume = {201},
          eid = {21.16},
        pages = {21.16},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2002AAS...201.2116O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2002PhT....55k..69O,
       author = {{Osterbrock}, Donald E. and {Hetherington}, Norriss S.},
        title = "Walter Baade: A Life in Astrophysics",
      journal = {Physics Today},
         year = 2002,
       volume = {55},
       number = {11},
        pages = {69-69},
          doi = {10.1063/1.1535009},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2002PhT....55k..69O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2002DDA....33.1003O,
       author = {{Osterbrock}, D.~E.},
        title = "Walter Baade, Dynamical Astronomer at Goettingen, Hamburg, Mount Wilson, and Palomar Observatories",
    booktitle = {AAS/Division of Dynamical Astronomy Meeting \#33},
         year = 2002,
       series = {AAS/Division of Dynamical Astronomy Meeting},
       volume = {33},
          eid = {10.03},
        pages = {10.03},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2002DDA....33.1003O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{2002jekp.book.....O,
       author = {{Osterbrock}, Donald E.},
        title = "James E. Keeler: Pioneer American Astrophysicist",
         year = 2002,
       adsurl = {https://ui.adsabs.harvard.edu/abs/2002jekp.book.....O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2002Natur.418..482O,
       author = {{Osterbrock}, Donald E.},
        title = "A historian of Victorian astronomy",
      journal = {\nat},
         year = 2002,
       volume = {418},
       number = {6897},
        pages = {482-483},
          doi = {10.1038/418482a},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2002Natur.418..482O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2002JHA....33...95O,
       author = {{Osterbrock}, Donald E.},
        title = "Young Don Menzel's amazing adventures at Lick Observatory",
      journal = {Journal for the History of Astronomy},
         year = 2002,
       volume = {33},
       number = {111},
        pages = {95-118},
          doi = {10.1177/002182860203300202},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2002JHA....33...95O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2002RMxAC..12....1O,
       author = {{Osterbrock}, D.~E.},
        title = "Pioneer Nebular Theorists from Zanstra to Seaton: and Beyond",
    booktitle = {Revista Mexicana de Astronomia y Astrofisica Conference Series},
         year = 2002,
       editor = {{Henney}, William J. and {Franco}, Jose and {Martos}, Marco},
       series = {Revista Mexicana de Astronomia y Astrofisica Conference Series},
       volume = {12},
        pages = {1-7},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2002RMxAC..12....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2002AcHA...15..248D,
       author = {{Duerbeck}, Hilmar W. and {Osterbrock}, Donald E.},
        title = "Book Review: Walter Baade - A Life in Astrophysics (Osterbrock)",
      journal = {Acta Historica Astronomiae},
         year = 2002,
       volume = {15},
        pages = {248-250},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2002AcHA...15..248D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2002ASSL..280..201O,
       author = {{Osterbrock}, Donald E.},
        title = "The view from the observatory: history is too important to be left to the historians",
    booktitle = {Organizations and Strategies in Astronomy III},
         year = 2002,
       editor = {{Heck}, Andr{\'e}},
       series = {Astrophysics and Space Science Library},
       volume = {280},
        pages = {201-215},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2002ASSL..280..201O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2001JAD.....7....9D,
       author = {{Duerbeck}, H.~W. and {Osterbrock}, D.~E.},
        title = "Book Review: Walter Baade -- A life in Astrophysics (D.E. Osterbrock)",
      journal = {Journal of Astronomical Data},
         year = 2001,
       volume = {7},
       number = {9},
        pages = {9},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001JAD.....7....9D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2001AAS...199.3101O,
       author = {{Osterbrock}, D.~E.},
        title = "The View from the Observatory: History is Too Important to be Left to the Historians",
    booktitle = {AAS abstracts},
         year = 2001,
       series = {AAS abstracts},
       volume = {199},
          eid = {31.01},
        pages = {31.01},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001AAS...199.3101O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2001AAS...199.1501O,
       author = {{Osterbrock}, D.~E.},
        title = "Who Really Coined the Word Supernova? Who First Predicted Neutron Stars?",
    booktitle = {AAS abstracts},
         year = 2001,
       series = {AAS abstracts},
       volume = {199},
          eid = {15.01},
        pages = {15.01},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001AAS...199.1501O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2001S&T...102a..74O,
       author = {{Osterbrock}, Donald E.},
        title = "Percival Lowell: The Culture and Science of a Boston Brahmin, by David Strauss",
      journal = {\skytel},
         year = 2001,
       volume = {102},
       number = {1},
        pages = {74},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001S&T...102a..74O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2001Mercu..30c..24O,
       author = {{Osterbrock}, Donald E.},
        title = "Astronomer for All Seasons: Heber D. Curtis",
      journal = {Mercury},
         year = 2001,
       volume = {30},
       number = {3},
        pages = {24},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001Mercu..30c..24O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2001JHA....32...93O,
       author = {{Osterbrock}, Donald E.},
        title = "Herman Zanstra, Donald H. Menzel, and the Zanstra method of nebular astrophysics",
      journal = {Journal for the History of Astronomy},
         year = 2001,
       volume = {32},
       number = {107},
        pages = {93-108},
          doi = {10.1177/002182860103200201},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001JHA....32...93O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2001AAS...198.0101O,
       author = {{Osterbrock}, D.~E.},
        title = "Walter Baade: Father of the Two Stellar Populations and Pioneer Supernova Researcher",
    booktitle = {AAS abstracts \#198},
         year = 2001,
       series = {AAS abstracts},
       volume = {198},
          eid = {01.01},
        pages = {01.01},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001AAS...198.0101O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{2001wbla.book.....O,
       author = {{Osterbrock}, Donald E.},
        title = "Walter Baade : a life in astrophysics",
         year = 2001,
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001wbla.book.....O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2001JATSo..21....2O,
       author = {{Osterbrock}, Donald E.},
        title = "Don Hendrix, Mount Wilson and Palomar Observatories",
      journal = {Journal of the Antique Telescope Society},
         year = 2001,
       volume = {21},
        pages = {xxxxxxxxxxx2-10},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001JATSo..21....2O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2000AAS...19711504O,
       author = {{Osterbrock}, D.~E. and {Stone}, R.~P.~S. and {Misch}, A.~A.},
        title = "Li I, K I, Sc I, and Other Atomic Lines in the Light-Pollution Spectrum of San Jose, CA",
    booktitle = {AAS abstracts},
         year = 2000,
       series = {AAS abstracts},
       volume = {197},
          eid = {115.04},
        pages = {115.04},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000AAS...19711504O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2000AAS...197.2304O,
       author = {{Osterbrock}, D.~E.},
        title = "Walter Baade at Palomar 1937 - 1958",
    booktitle = {AAS abstracts},
         year = 2000,
       series = {AAS abstracts},
       volume = {197},
          eid = {23.04},
        pages = {23.04},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000AAS...197.2304O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2000JChPh.113.8514S,
       author = {{Slanger}, T.~G. and {Huestis}, D.~L. and {Cosby}, P.~C. and {Osterbrock}, D.~E.},
        title = "Accurate atomic line wavelengths from astronomical sky spectra",
      journal = {\jcp},
         year = 2000,
       volume = {113},
       number = {19},
        pages = {8514-8520},
          doi = {10.1063/1.1318195},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000JChPh.113.8514S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2000PASP..112..869O,
       author = {{Osterbrock}, Donald E.},
        title = "A View of the Future as Seen from the Past",
      journal = {\pasp},
         year = 2000,
       volume = {112},
       number = {773},
        pages = {869-872},
          doi = {10.1086/316589},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000PASP..112..869O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2000PASP..112..733O,
       author = {{Osterbrock}, Donald E. and {Waters}, Richard T. and {Barlow}, Thomas A. and {Slanger}, Tom G. and {Cosby}, Philip C.},
        title = "Faint Emission Lines in the Blue and Red Spectral Regions of the Night Airglow",
      journal = {\pasp},
         year = 2000,
       volume = {112},
       number = {771},
        pages = {733-741},
          doi = {10.1086/316568},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000PASP..112..733O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2000JHA....31...93S,
       author = {{Sheehan}, William and {Osterbrock}, Donald E.},
        title = "Hale's ``Little Elf'': The Mental Breakdowns of George Ellery Hale",
      journal = {Journal for the History of Astronomy},
         year = 2000,
       volume = {31},
        pages = {93},
          doi = {10.1177/002182860003100201},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000JHA....31...93S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2000DDA....31.1205O,
       author = {{Osterbrock}, D.~E.},
        title = "Robert G. Aitken and His ADS: Double Star Oberver, Cataloguer, Statistician, and Observatory Director",
    booktitle = {AAS/Division of Dynamical Astronomy Meeting},
         year = 2000,
       series = {AAS/Division of Dynamical Astronomy Meeting},
       volume = {31},
          eid = {12.05},
        pages = {12.05},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000DDA....31.1205O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2000S&W....39..224D,
       author = {{Duerbeck}, H.~W. and {Osterbrock}, D.~E.},
        title = "Die Anf{\"a}nge der Astronomie in Chile.",
      journal = {Sterne und Weltraum},
         year = 2000,
       volume = {39},
       number = {4},
        pages = {224-229},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000S&W....39..224D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2000yCat.3211....0O,
       author = {{Osterbrock}, D.~E. and {Fulbright}, J.~P. and {Martel}, A.~R. and {Keane}, M.~J. and {Trager}, S.~C. and {Basri}, G.},
        title = "VizieR Online Data Catalog: Keck/HIRES Sky Line Atlas (Osterbrock+ 1997)",
      journal = {VizieR Online Data Catalog},
         year = 2000,
          eid = {III/211},
        pages = {III/211},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000yCat.3211....0O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2000JGR...105.1425S,
       author = {{Slanger}, T.~G. and {Osterbrock}, D.~E.},
        title = "Investigations of potassium, lithium, and sodium emission in the nightglow and OH cross calibration",
      journal = {\jgr},
         year = 2000,
       volume = {105},
       number = {D1},
        pages = {1425-1430},
          doi = {10.1029/1999JD901027},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000JGR...105.1425S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2000BAAS...32.1684O,
       author = {{Osterbrock}, Donald E.},
        title = "Obituary: Kandarpa Narahari Rao, 1921-2000",
      journal = {\baas},
         year = 2000,
       volume = {32},
       number = {4},
        pages = {1684-1685},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000BAAS...32.1684O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2000BAAS...32.1677O,
       author = {{Osterbrock}, Donald E.},
        title = "Obituary: Dorothy N. Davis Locanthi, 1913-1999",
      journal = {\baas},
         year = 2000,
       volume = {32},
       number = {4},
        pages = {1677-1678},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000BAAS...32.1677O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2000ARA&A..38....1O,
       author = {{Osterbrock}, Donald E.},
        title = "A Fortunate Life in Astronomy",
      journal = {\araa},
         year = 2000,
       volume = {38},
        pages = {1-33},
          doi = {10.1146/annurev.astro.38.1.1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000ARA&A..38....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1999AAS...19513007O,
       author = {{Osterbrock}, D.~E.},
        title = "Walter Baade, Fritz Zwicky, and Rudolph Minkowski's Early Supernova Research, 1927 - 1973",
    booktitle = {AAS abstracts},
         year = 1999,
       series = {AAS abstracts},
       volume = {195},
          eid = {130.07},
        pages = {130.07},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999AAS...19513007O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1999ApJ...525C.337O,
       author = {{Osterbrock}, Donald E.},
        title = "Seyfert Galaxies",
      journal = {\apj},
         year = 1999,
       volume = {525C},
        pages = {337},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999ApJ...525C.337O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1999Ap&SS.267...23O,
       author = {{Osterbrock}, Donald E.},
        title = "Walter Baade's Discovery of the Two Stellar Populations",
      journal = {\apss},
         year = 1999,
       volume = {267},
        pages = {23-35},
          doi = {10.1023/A:1002763406134},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999Ap&SS.267...23O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1999AAS...194.5701O,
       author = {{Osterbrock}, D.~E.},
        title = "George Ellery Hale's Early Solar Research at Chicago, Kenwood, Harvard, and Yerkes Observatories, 1882-1904",
    booktitle = {AAS abstracts \#194},
         year = 1999,
       series = {AAS abstracts},
       volume = {194},
          eid = {57.01},
        pages = {57.01},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999AAS...194.5701O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1999AAS...194.4305O,
       author = {{Osterbrock}, D.~E.},
        title = "My First AAS Meeting: Bloomington and ANN Arbor, June 1950",
    booktitle = {AAS abstracts \#194},
         year = 1999,
       series = {AAS abstracts},
       volume = {194},
          eid = {43.05},
        pages = {43.05},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999AAS...194.4305O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1999AAS...194.2504O,
       author = {{Osterbrock}, D.~E.},
        title = "The AAS ``Semi-centennial'' Meeting: Northwestern University and Yerkes Observatory, September 1947",
    booktitle = {AAS abstracts \#194},
         year = 1999,
       series = {AAS abstracts},
       volume = {194},
          eid = {25.04},
        pages = {25.04},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999AAS...194.2504O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1999AAS...194.0911H,
       author = {{Huestis}, D.~L. and {Cosby}, P.~C. and {Slanger}, T.~G. and {Osterbrock}, D.~E. and {Waters}, R.},
        title = "Atmospheric Atomic Emissions in Keck/HIRES Night Sky Spectra",
    booktitle = {AAS abstracts \#194},
         year = 1999,
       series = {AAS abstracts},
       volume = {194},
          eid = {09.11},
        pages = {09.11},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999AAS...194.0911H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1999Msngr..95...34D,
       author = {{Duerbeck}, H.~W. and {Osterbrock}, D.~E. and {Barrera S.}, L.~H. and {Leiva G.}, R.},
        title = "Halfway from La Silla to Paranal - in 1909.",
      journal = {The Messenger},
         year = 1999,
       volume = {95},
        pages = {34-37},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999Msngr..95...34D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1999aasf.book...37O,
       author = {{Osterbrock}, Donald E.},
        title = "The First West Coast Meeting of the AAS",
    booktitle = {The American Astronomical Society's first century},
         year = 1999,
       editor = {{Devorkin}, David H.},
        pages = {37},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999aasf.book...37O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1999aasf.book....3O,
       author = {{Osterbrock}, Donald E.},
        title = "AAS Meetings Before There Was an AAS: The Pre-History of the Society The Pre-History of the Society",
    booktitle = {The American Astronomical Society's first century},
         year = 1999,
       editor = {{Devorkin}, David H.},
        pages = {3},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999aasf.book....3O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1999JATSo..16...11O,
       author = {{Osterbrock}, Donald E. and {Briggs}, John W.},
        title = "The First Alvan Clark \& Sons Largest Refracting Telescope in the World",
      journal = {Journal of the Antique Telescope Society},
         year = 1999,
       volume = {16},
        pages = {11-13},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999JATSo..16...11O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1998PASP..110.1499O,
       author = {{Osterbrock}, Donald E. and {Fulbright}, Jon P. and {Cosby}, Philip C. and {Barlow}, Thomas A.},
        title = "Faint OH (nu' = 10), \^17OH, and \^18OH Emission Lines in the Spectrum of the Night Airglow",
      journal = {\pasp},
         year = 1998,
       volume = {110},
       number = {754},
        pages = {1499-1510},
          doi = {10.1086/316272},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998PASP..110.1499O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1998JAHH....1...93B,
       author = {{Briggs}, John W. and {Osterbrock}, Donald E.},
        title = "The challenges and frustrations of a veteran astronomical optician: Robert Lundin, 1880-1962",
      journal = {Journal of Astronomical History and Heritage},
         year = 1998,
       volume = {1},
       number = {2},
        pages = {93-103},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998JAHH....1...93B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1998JHA....29..345O,
       author = {{Osterbrock}, D.~E.},
        title = "Walter Baade, observational astrophysicist, (3): Palomar and G{\"o}ttingen 1948 - 1960 (Part B).",
      journal = {Journal for the History of Astronomy},
         year = 1998,
       volume = {29},
        pages = {345-377},
          doi = {10.1177/002182869802900404},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998JHA....29..345O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1998APS..GEC.DM308H,
       author = {{Huestis}, D.~L. and {Slanger}, T.~G. and {Fulbright}, J.~P. and {Osterbrock}, D.~E.},
        title = "O2(b\^1{\ensuremath{\Sigma}}g\^+), O(\^1D), and O2\^+ + e Recombination in the Lower Thermosphere",
    booktitle = {APS Annual Gaseous Electronics Meeting Abstracts},
         year = 1998,
       series = {APS Meeting Abstracts},
          eid = {DM3.08},
        pages = {DM3.08},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998APS..GEC.DM308H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1998DDA....29.0303O,
       author = {{Osterbrock}, D.~E.},
        title = "Heber D. Curtis: The Re-entry Graduate Student at UVa Who Became an Outstanding Dynamical Astronomer",
    booktitle = {AAS/Division of Dynamical Astronomy Meeting},
         year = 1998,
       series = {AAS/Division of Dynamical Astronomy Meeting},
       volume = {29},
          eid = {03.03},
        pages = {03.03},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998DDA....29.0303O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1998AAS...192.2004O,
       author = {{Osterbrock}, D.~E.},
        title = "The Great Spherical Aberration Fiasco of 1902 and Its Aftermath: Testing a New Big Telescope in San Diego",
    booktitle = {AAS abstracts \#192},
         year = 1998,
       series = {AAS abstracts},
       volume = {192},
          eid = {20.04},
        pages = {20.04},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998AAS...192.2004O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1998AAS...192.1306S,
       author = {{Slanger}, T.~G. and {Cosby}, P.~C. and {Huestis}, D.~L. and {Osterbrock}, D.~E. and {Fulbright}, J.~P.},
        title = "High-Resolution Study of New Terrestrial Nightglow Features - Beyond OH",
    booktitle = {AAS abstracts \#192},
         year = 1998,
       series = {AAS abstracts},
       volume = {192},
          eid = {13.06},
        pages = {13.06},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998AAS...192.1306S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1998AAS...192.0103O,
       author = {{Osterbrock}, D.~E.},
        title = "George Ellery Hale, Caltech Astrophysics, and the Hale 200-inch Telescope, 1920-1948",
    booktitle = {AAS abstracts \#192},
         year = 1998,
       series = {AAS abstracts},
       volume = {192},
          eid = {01.03},
        pages = {01.03},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998AAS...192.0103O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1998RMxAC...7..180O,
       author = {{Osterbrock}, D.~E.},
        title = "Precision Wavelengths for Expected Emission Lines in High-Redshift Galaxies and Quasars",
    booktitle = {Revista Mexicana de Astronomia y Astrofisica Conference Series},
         year = 1998,
       editor = {{Dufour}, Reginald J. and {Torres-Peimbert}, Silvia},
       series = {Revista Mexicana de Astronomia y Astrofisica Conference Series},
       volume = {7},
        pages = {180},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998RMxAC...7..180O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1998lss..work..236S,
       author = {{Slanger}, T.~G. and {Cosby}, P.~C. and {Huestis}, D.~L. and {Hwang}, E.~S. and {Bloemink}, H.~I. and {Copeland}, R.~A. and {Osterbrock}, D.~E.},
        title = "The O2(b1 g+) State - Nightglow Observations and Laboratory Kinetics",
    booktitle = {Laboratory Space Science Workshop},
         year = 1998,
        pages = {236},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998lss..work..236S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1998PAPhS.142..658O,
       author = {{Osterbrock}, Donald E.},
        title = "Obituary: Subrahmanyan Chandrasekhar : (19 October 1910 - 21 August 1995)",
      journal = {Proceedings of the American Philosophical Society},
         year = 1998,
       volume = {142},
       number = {4},
        pages = {658-665},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998PAPhS.142..658O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1997BAAS...29.1255O,
       author = {{Osterbrock}, D.~E.},
        title = "Now we are ten: the AAS tenth, decennial meeting at Yerkes Observatory in August 1909.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1997,
       volume = {29},
        pages = {1255},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997BAAS...29.1255O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1997AAS...191.4111O,
       author = {{Osterbrock}, D.~E. and {Fulbright}, J.~P. and {Barlow}, T.~A. and {Slanger}, T.~G. and {Huestis}, D.~L. and {Cosby}, P.~C.},
        title = "Molecular Spectroscopy with the Biggest Night-Sky Spectrograph in the World",
    booktitle = {AAS abstracts},
         year = 1997,
       series = {AAS abstracts},
       volume = {191},
          eid = {41.11},
        pages = {41.11},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997AAS...191.4111O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1997AAS...191.2803O,
       author = {{Osterbrock}, D.~E.},
        title = "Now We Are Ten: The AAS Tenth, Decennial Meeting at Yerkes Observatory in August 1909",
    booktitle = {AAS abstracts},
         year = 1997,
       series = {AAS abstracts},
       volume = {191},
          eid = {28.03},
        pages = {28.03},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997AAS...191.2803O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1997JHA....28..283O,
       author = {{Osterbrock}, Donald E.},
        title = "Walter Baade, Observational Astrophysicist, (3): Palomar and G{\"o}ttengen 1948-1969(Part A)",
      journal = {Journal for the History of Astronomy},
         year = 1997,
       volume = {28},
        pages = {283},
          doi = {10.1177/002182869702800402},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997JHA....28..283O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1997Sci...277.1485S,
       author = {{Slanger}, T.~G. and {Huestis}, D.~L. and {Osterbrock}, D.~E. and {Fulbright}, J.~P.},
        title = "The isotopic oxygen nightglow as viewed from Mauna Kea.",
      journal = {Science},
         year = 1997,
       volume = {277},
       number = {5331},
        pages = {1485-1488},
          doi = {10.1126/science.277.5331.1485},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997Sci...277.1485S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1997BAAS...29.1097O,
       author = {{Osterbrock}, D.~E.},
        title = "George Van Biesbroeck: Classical Dynamical Astronomer of Binary Stars Comets, Asteroids, Planets and Satellites",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1997,
       volume = {28},
        pages = {1097},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997BAAS...29.1097O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1997PASP..109..614O,
       author = {{Osterbrock}, D.~E. and {Fulbright}, J.~P. and {Bida}, T.~A.},
        title = "Night-Sky High-Resolution Spectral Atlas of OH Emission Lines for Echelle Spectrograph Wavelength Calibration. II.",
      journal = {\pasp},
         year = 1997,
       volume = {109},
        pages = {614-627},
          doi = {10.1086/133920},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997PASP..109..614O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{1997yeob.book.....O,
       author = {{Osterbrock}, Donald E.},
        title = "Yerkes Observatory, 1892-1950 : the birth, near death, and resurrection of a scientific research institution",
         year = 1997,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997yeob.book.....O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1997ulki.book..171O,
       author = {{Osterbrock}, Donald E.},
        title = "The nature, structure, refuelling, and evolution of AGNs",
    booktitle = {The Universe at Large, Key Issues in Astronomy and Cosmology},
         year = 1997,
       editor = {{Munch}, Guido and {Mampaso}, Antonio and {S{\'a}nchez}, Francisco},
        pages = {171},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997ulki.book..171O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1997PhT....50a..71O,
       author = {{Osterbrock}, Donald E.},
        title = "Solar system astronomy in America: Communities, patronage, and interdisciplinary science, 1920-1960, by Ronald E. Doel",
      journal = {Physics Today},
         year = 1997,
       volume = {50},
       number = {1},
        pages = {71-72},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997PhT....50a..71O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1997BAAS...29.1468O,
       author = {{Osterbrock}, Donald E.},
        title = "Obituary: Louis Berman, 1903-1997",
      journal = {\baas},
         year = 1997,
       volume = {29},
       number = {4},
        pages = {1468-1469},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997BAAS...29.1468O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1996JApA...17..233O,
       author = {{Osterbrock}, Donald E.},
        title = "Chandra and his students at Yerkes Observatory",
      journal = {Journal of Astrophysics and Astronomy},
         year = 1996,
       volume = {17},
        pages = {233-268},
          doi = {10.1007/BF02702306},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996JApA...17..233O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1996JHA....27..301O,
       author = {{Osterbrock}, Donald E.},
        title = "Walter Baade, Observational Astrophysicist, (2): Mount Wilson 1931-1947",
      journal = {Journal for the History of Astronomy},
         year = 1996,
       volume = {27},
        pages = {301},
          doi = {10.1177/002182869602700403},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996JHA....27..301O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1996BAAS...28.1461O,
       author = {{Osterbrock}, Donald E.},
        title = "Obituary: Thornton L. Page, 1913-1996",
      journal = {\baas},
         year = 1996,
       volume = {28},
       number = {4},
        pages = {1461-1462},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996BAAS...28.1461O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1996DDA....27..203O,
       author = {{Osterbrock}, D.~E.},
        title = "The Dynamical Astronomy Theorist Who Would Be Rich: Forest Ray Moulton",
    booktitle = {AAS/Division of Dynamical Astronomy Meeting \#27},
         year = 1996,
       series = {AAS/Division of Dynamical Astronomy Meeting},
       volume = {27},
          eid = {2.03},
        pages = {2.03},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996DDA....27..203O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1996AAS...188.2702O,
       author = {{Osterbrock}, D.~E.},
        title = "George C. Comstock: Wisconsin Astronomer, Observatory Director, Graduate School Dean, and AAS Officer",
    booktitle = {AAS abstracts \#188},
         year = 1996,
       series = {AAS abstracts},
       volume = {188},
          eid = {27.02},
        pages = {27.02},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996AAS...188.2702O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1996PASP..108..277O,
       author = {{Osterbrock}, Donald E. and {Fulbright}, Jon P. and {Martel}, Andre R. and {Keane}, Michael J. and {Trager}, Scott C. and {Basri}, Gibor},
        title = "Night-Sky High-Resolution Spectral Atlas of OH and O2 Emission Lines for Echelle Spectrograph Wavelength Calibration",
      journal = {\pasp},
         year = 1996,
       volume = {108},
        pages = {277},
          doi = {10.1086/133722},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996PASP..108..277O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1996PASP..108..183O,
       author = {{Osterbrock}, Donald E. and {Fulbright}, Jon P.},
        title = "Near-Infrared Emission-Line Spectrum of NGC 1068",
      journal = {\pasp},
         year = 1996,
       volume = {108},
        pages = {183},
          doi = {10.1086/133707},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996PASP..108..183O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1995AAS...187.5606O,
       author = {{Osterbrock}, D.~E. and {Fulbright}, J.~P.},
        title = "Near-Infrared Emission-Line Spectrum of NGC 1068",
    booktitle = {AAS abstracts},
         year = 1995,
       series = {AAS abstracts},
       volume = {187},
          eid = {56.06},
        pages = {56.06},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1995AAS...187.5606O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1995AAS...187.3504O,
       author = {{Osterbrock}, D.~E.},
        title = "Young Otto Struve: The Education and Development of A Research Scientist 1921-1932",
    booktitle = {AAS abstracts},
         year = 1995,
       series = {AAS abstracts},
       volume = {187},
          eid = {35.04},
        pages = {35.04},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1995AAS...187.3504O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1995AAS...186.1402O,
       author = {{Osterbrock}, D.~E.},
        title = "Founded in 1895 by George E. Hale and James E. Keeler: The Astrophysical Journal Centennial",
    booktitle = {AAS abstracts \#186},
         year = 1995,
       series = {AAS abstracts},
       volume = {186},
          eid = {14.02},
        pages = {14.02},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1995AAS...186.1402O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1995JHA....26....1O,
       author = {{Osterbrock}, Donald E.},
        title = "Walter Baade, Observational Astrophysicist, (1): The Preparation 1893-1931",
      journal = {Journal for the History of Astronomy},
         year = 1995,
       volume = {26},
        pages = {1},
          doi = {10.1177/002182869502600101},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1995JHA....26....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1995IAUS..164...21O,
       author = {{Osterbrock}, Donald E.},
        title = "Walter Baade's Discovery of the Two Stellar Populations",
    booktitle = {Stellar Populations},
         year = 1995,
       editor = {{van der Kruit}, Pieter C. and {Gilmore}, Gerry},
       volume = {164},
        pages = {21},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1995IAUS..164...21O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1995GriO...59f..14O,
       author = {{Osterbrock}, D.~E.},
        title = "The two stellar populations.",
      journal = {Griffith Observer},
         year = 1995,
       volume = {59},
       number = {6},
        pages = {14-16},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1995GriO...59f..14O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1995ApJ...438....1O,
       author = {{Osterbrock}, Donald E.},
        title = "Founded in 1895 by George E. Hale and James E. Keeler: The Astrophysical Journal Centennial",
      journal = {\apj},
         year = 1995,
       volume = {438},
        pages = {1},
          doi = {10.1086/175049},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1995ApJ...438....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1995ASPC...73..619O,
       author = {{Osterbrock}, Donald E.},
        title = "An infrared astronomer's early vision of airborne astronomy: Paul Merrill 1920.",
    booktitle = {From Gas to Stars to Dust},
         year = 1995,
       editor = {{Haas}, Michael R. and {Davidson}, Jacqueline A. and {Erickson}, Edwin F.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {73},
        pages = {619-622},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1995ASPC...73..619O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1994PhT....47l..82O,
       author = {{Osterbrock}, Donald E.},
        title = "Obituary: William W. Morgan, 1906-1994",
      journal = {Physics Today},
         year = 1994,
       volume = {47},
        pages = {82-83},
          doi = {10.1063/1.2808763},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994PhT....47l..82O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1994AN....315..438O,
       author = {{Osterbrock}, D.~E. and {Rendtel}, J.},
        title = "Book-Review - Pauper and Prince - Ritchey Hale and Big American Telescopes",
      journal = {Astronomische Nachrichten},
         year = 1994,
       volume = {315},
       number = {6},
        pages = {438},
          doi = {10.1002/asna.2103150608},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994AN....315..438O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1994BAAS...26.1608O,
       author = {{Osterbrock}, Donald E.},
        title = "Obituary: Franklin Evans Roach, 1905-1993",
      journal = {\baas},
         year = 1994,
       volume = {26},
       number = {4},
        pages = {1608-1610},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994BAAS...26.1608O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1994ApJ...432L.135B,
       author = {{Bautista}, Manuel A. and {Pradhan}, Anil K. and {Osterbrock}, Donald E.},
        title = "[Fe ii] Emission from High-Density Regions in the Orion Nebula",
      journal = {\apjl},
         year = 1994,
       volume = {432},
        pages = {L135},
          doi = {10.1086/187530},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994ApJ...432L.135B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1994AJ....107.1283M,
       author = {{Martel}, Andre and {Osterbrock}, Donald E.},
        title = "Slit Spectra of Second Byurakan Survey Galaxies",
      journal = {\aj},
         year = 1994,
       volume = {107},
        pages = {1283},
          doi = {10.1086/116940},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994AJ....107.1283M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1994Natur.367..423O,
       author = {{Osterbrock}, Donald E.},
        title = "Observational cosmologist",
      journal = {\nat},
         year = 1994,
       volume = {367},
       number = {6462},
        pages = {423},
          doi = {10.1038/367423a0},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994Natur.367..423O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1994JHA....25....1O,
       author = {{Osterbrock}, Donald E.},
        title = "Getting the Picture: Wide-field Astronomical Photography from Barnard to the Achromatic Schmidt 1888-1992",
      journal = {Journal for the History of Astronomy},
         year = 1994,
       volume = {25},
        pages = {1},
          doi = {10.1177/002182869402500101},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994JHA....25....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1994aelp.conf....1B,
       author = {{Bautista}, Manuel A. and {Pradhan}, Anil K. and {Osterbrock}, Donald E.},
        title = "[Fe II] Emission from High Density Regions in the Orion Nebula",
    booktitle = {The Analysis of Emission Lines},
         year = 1994,
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994aelp.conf....1B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1994PhT....47g..68O,
       author = {{Osterbrock}, Donald E. and {Devorkin}, David H.},
        title = "Pauper \& Prince: Ritchey, Hale \& Big American Telescopes",
      journal = {Physics Today},
         year = 1994,
       volume = {47},
       number = {7},
        pages = {68},
          doi = {10.1063/1.2808579},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994PhT....47g..68O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1994ASPC...60..199O,
       author = {{Osterbrock}, D.~E.},
        title = "Fifty Years Ago: Astronomy; Yerkes Observatory; Morgan, Keenan, Kellman",
    booktitle = {The MK Process at 50 Years:  A Powerful Tool for Astrophysical Insight},
         year = 1994,
       editor = {{Corbally}, C.~J. and {Gray}, R.~O. and {Garrison}, R.~F.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {60},
        pages = {199},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994ASPC...60..199O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993JBAA..103Q.320O,
       author = {{Osterbrock}, D.~E. and {Marriott}, R.~A.},
        title = "Book-Review - Pauper and Prince - Ritchey Hale and Big American Telescopes",
      journal = {Journal of the British Astronomical Association},
         year = 1993,
       volume = {103},
        pages = {320},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993JBAA..103Q.320O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1993AAS...18310005O,
       author = {{Osterbrock}, D.~E. and {Martel}, A.},
        title = "Slit Spectra of Second Byurakan Survey Galaxies",
    booktitle = {AAS abstracts},
         year = 1993,
       series = {AAS abstracts},
       volume = {183},
          eid = {100.05},
        pages = {100.05},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993AAS...18310005O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1993AAS...183.3402O,
       author = {{Osterbrock}, D.~E.},
        title = "Walter Baade and the Southern Hemisphere",
    booktitle = {AAS abstracts},
         year = 1993,
       series = {AAS abstracts},
       volume = {183},
          eid = {34.02},
        pages = {34.02},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993AAS...183.3402O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993Sci...262..775O,
       author = {{Osterbrock}, D.~E.},
        title = "Books-Received - Pauper and Prince - Ritchey Hale and Big American Telescopes",
      journal = {Science},
         year = 1993,
       volume = {262},
        pages = {775},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993Sci...262..775O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993RMxAA..26...65O,
       author = {{Osterbrock}, D.~E.},
        title = "The nature and structure of active galactic nuclei. II.",
      journal = {\rmxaa},
         year = 1993,
       volume = {26},
        pages = {65-72},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993RMxAA..26...65O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993SpWis...9...78O,
       author = {{Osterbrock}, D.~E. and {Gwinn}, J.~A. and {Brashear}, R.~S.},
        title = "Edwin Hubble und die Expansion des Universums.",
      journal = {Spektrum Wiss},
         year = 1993,
       volume = {9},
        pages = {78-83},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993SpWis...9...78O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993ApJ...414..552O,
       author = {{Osterbrock}, Donald E. and {Martel}, Andre},
        title = "Spectroscopic Study of the CfA Sample of Seyfert Galaxies",
      journal = {\apj},
         year = 1993,
       volume = {414},
        pages = {552},
          doi = {10.1086/173102},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993ApJ...414..552O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993SciAm.269a..84O,
       author = {{Osterbrock}, D.~E. and {Gwinn}, J.~A. and {Brashear}, R.~S.},
        title = "Edwin Hubble and the expanding universe.",
      journal = {Scientific American},
         year = 1993,
       volume = {269},
       number = {1},
        pages = {84-89},
          doi = {10.1038/scientificamerican0793-84},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993SciAm.269a..84O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993SciAm.269a..70O,
       author = {{Osterbrock}, D.~E. and {Gwinn}, J.~A. and {Brashear}, R.~S.},
        title = "Edwin Hubble and the expanding Universe.",
      journal = {Scientific American},
         year = 1993,
       volume = {269},
       number = {1},
        pages = {70-75},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993SciAm.269a..70O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1993BAAS...25.1236O,
       author = {{Osterbrock}, D.~E.},
        title = "A Vermont Yankee in Queen Urania's Court: S. W. Burnham, Double-Star Expert",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1993,
       volume = {25},
        pages = {1236},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993BAAS...25.1236O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1993AAS...182.8004S,
       author = {{Schaumberg}, D.~E. and {Osterbrock}, D.~E.},
        title = "Mount Hamilton's Lady Bountiful: Elizabeth Ballard Campbell",
    booktitle = {AAS abstracts \#182},
         year = 1993,
       series = {AAS abstracts},
       volume = {182},
          eid = {80.04},
        pages = {80.04},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993AAS...182.8004S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1993AAS...182.8002O,
       author = {{Osterbrock}, D.~E.},
        title = "The Father of the Two Stellar Populations: Walter Baade, Observational Astrophysicist",
    booktitle = {AAS abstracts \#182},
         year = 1993,
       series = {AAS abstracts},
       volume = {182},
          eid = {80.02},
        pages = {80.02},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993AAS...182.8002O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1993AAS...182.7202O,
       author = {{Osterbrock}, D.~E.},
        title = "We are Still Carrying on, Although it is Really Getting Tough: Lick Observtory in World War II",
    booktitle = {AAS abstracts \#182},
         year = 1993,
       series = {AAS abstracts},
       volume = {182},
          eid = {72.02},
        pages = {72.02},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993AAS...182.7202O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993Sci...260..568O,
       author = {{Osterbrock}, Donald E.},
        title = "New Haven Observers. (Book Reviews: Astronomy at Yale, 1701-1968.)",
      journal = {Science},
         year = 1993,
       volume = {260},
       number = {5107},
        pages = {568-569},
          doi = {10.1126/science.260.5107.568},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993Sci...260..568O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993Sci...260..568H,
       author = {{Osterbrock}, Donald E.},
        title = "New Haven Observers. (Book Reviews: Astronomy at Yale, 1701-1968.)",
      journal = {Science},
         year = 1993,
       volume = {260},
       number = {5107},
        pages = {568-569},
          doi = {10.1126/science.260.5107.568},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993Sci...260..568H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993JRASC..87...51O,
       author = {{Osterbrock}, D.~E.},
        title = "The Canada-France Telescope and Ritchey, George-Willis - Great Telescopes of the Future",
      journal = {\jrasc},
         year = 1993,
       volume = {87},
        pages = {51},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993JRASC..87...51O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993ApJ...404..551O,
       author = {{Osterbrock}, Donald E.},
        title = "The Nature and Structure of Active Galactic Nuclei",
      journal = {\apj},
         year = 1993,
       volume = {404},
        pages = {551},
          doi = {10.1086/172307},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993ApJ...404..551O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{1993pprh.book.....O,
       author = {{Osterbrock}, Donald E.},
        title = "Pauper and prince. Ritchey, Hale, and big American telescopes",
         year = 1993,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993pprh.book.....O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992AJ....104.2072T,
       author = {{Tran}, Hien D. and {Osterbrock}, Donald E. and {Martel}, Andre},
        title = "Extreme Spectral Variations of the Seyfert Galaxy Markarian 993",
      journal = {\aj},
         year = 1992,
       volume = {104},
        pages = {2072},
          doi = {10.1086/116382},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992AJ....104.2072T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1992AAS...181.5207T,
       author = {{Tran}, H.~D. and {Osterbrock}, D.~E. and {Martel}, A.},
        title = "Extreme Spectral Variations of the Seyfert Galaxy MRK 993",
    booktitle = {AAS abstracts},
         year = 1992,
       series = {AAS abstracts},
       volume = {181},
          eid = {52.07},
        pages = {52.07},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992AAS...181.5207T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992Mercu..21..168O,
       author = {{Osterbrock}, D.~E.},
        title = "Obituary - Wyse, Arthur",
      journal = {Mercury},
         year = 1992,
       volume = {21},
        pages = {168},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992Mercu..21..168O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1992AAS...181.5208O,
       author = {{Osterbrock}, D.~E. and {Martel}, A.},
        title = "Spectroscopic Study of the CfA Sample of Seyfert Galaxies",
    booktitle = {AAS abstracts},
         year = 1992,
       series = {AAS abstracts},
       volume = {181},
          eid = {52.08},
        pages = {52.08},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992AAS...181.5208O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1992AAS...181.3005O,
       author = {{Osterbrock}, D.~E.},
        title = "Science, Religion and Money: Perkins Observatory in the Great Boom and the Great Depression 1919-1936",
    booktitle = {AAS abstracts},
         year = 1992,
       series = {AAS abstracts},
       volume = {181},
          eid = {30.05},
        pages = {30.05},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992AAS...181.3005O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992JHA....23..217O,
       author = {{Osterbrock}, D.~E.},
        title = "Book-Review - Comets - a Chronological History of Observation Myth and Folklore",
      journal = {Journal for the History of Astronomy},
         year = 1992,
       volume = {23},
        pages = {217-218},
          doi = {10.1177/002182869202300310},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992JHA....23..217O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992JHA....23..155O,
       author = {{Osterbrock}, D.~E.},
        title = "The Appointment of a Physicist as Director of the Astronomical Center of the World",
      journal = {Journal for the History of Astronomy},
         year = 1992,
       volume = {23},
        pages = {155},
          doi = {10.1177/002182869202300301},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992JHA....23..155O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992Sci...256.1578O,
       author = {{Osterbrock}, D.~E. and {Raven}, P.~H.},
        title = "Book-Review - Origins and Extinctions",
      journal = {Science},
         year = 1992,
       volume = {256},
        pages = {1578},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992Sci...256.1578O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1992BAAS...24.1066O,
       author = {{Osterbrock}, D.~E.},
        title = "A reference system fixed in the Universe:The Lick Observatory proper motion program",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1992,
       volume = {24},
        pages = {1066},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992BAAS...24.1066O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992ApJ...389..305O,
       author = {{Osterbrock}, Donald E. and {Tran}, Hien D. and {Veilleux}, Sylvain},
        title = "Faint Emission Lines in the Spectrum of the Orion Nebula and the Abundances of Some of the Rarer Elements",
      journal = {\apj},
         year = 1992,
       volume = {389},
        pages = {305},
          doi = {10.1086/171206},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992ApJ...389..305O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992ApJ...389..196O,
       author = {{Osterbrock}, Donald E. and {Tran}, Hien D. and {Veilleux}, Sylvain},
        title = "Near-Infrared Spectra and Classification Diagnostics of Seyfert Galaxies",
      journal = {\apj},
         year = 1992,
       volume = {389},
        pages = {196},
          doi = {10.1086/171197},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992ApJ...389..196O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992PASP..104..189O,
       author = {{Osterbrock}, Donald E. and {Tran}, Hien D. and {Bidelman}, William P.},
        title = "Wasilewski 72: an Extragalactic H II Region",
      journal = {\pasp},
         year = 1992,
       volume = {104},
        pages = {189},
          doi = {10.1086/132977},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992PASP..104..189O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992PASP..104...76O,
       author = {{Osterbrock}, Donald E. and {Martel}, Andre},
        title = "Sky Spectra at a Light-Polluted Site and the Use of Atomic and OH Sky Emission Lines for Wavelength Calibration",
      journal = {\pasp},
         year = 1992,
       volume = {104},
        pages = {76},
          doi = {10.1086/132961},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992PASP..104...76O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991PASP..103.1118O,
       author = {{Osterbrock}, D.~E.},
        title = "Lick Observatory Sir Galahad: Arthur B. Wyse.",
      journal = {\pasp},
         year = 1991,
       volume = {103},
       number = {668},
        pages = {1118},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991PASP..103.1118O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1991BAAS...23.1354O,
       author = {{Osterbrock}, D.~E.},
        title = "The Pauper and the Prince: Ritchey, Hale and Big American Telescopes",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1991,
       volume = {23},
        pages = {1354},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991BAAS...23.1354O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1991BAAS...23.1351O,
       author = {{Osterbrock}, D.~E.},
        title = "The Nature and Structure of Active Galactic Nuclei",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1991,
       volume = {23},
        pages = {1351},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991BAAS...23.1351O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991PASP..103..874O,
       author = {{Osterbrock}, Donald E.},
        title = "Physics, Structure, and Fueling of Active Galactic Nuclei",
      journal = {\pasp},
         year = 1991,
       volume = {103},
        pages = {874},
          doi = {10.1086/132897},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991PASP..103..874O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991AN....312..338O,
       author = {{Osterbrock}, D.~E. and {Miller}, J.~S. and {Notni}, P.},
        title = "Book-Review - Active Galactic Nuclei - I.A.U. SYMP.134 - Santa-Cruz - California - 1988AUG15-19",
      journal = {Astronomische Nachrichten},
         year = 1991,
       volume = {312},
       number = {5},
        pages = {338},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991AN....312..338O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1991BAAS...23.1202O,
       author = {{Osterbrock}, D.~E.},
        title = "Ground-based Planetary Science at Lick Observatory 1888-1938",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1991,
       volume = {23},
        pages = {1202},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991BAAS...23.1202O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991RPPh...54..579O,
       author = {{Osterbrock}, D.~E.},
        title = "Active galactic nuclei",
      journal = {Reports on Progress in Physics},
         year = 1991,
       volume = {54},
       number = {4},
        pages = {579-633},
          doi = {10.1088/0034-4885/54/4/002},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991RPPh...54..579O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1991BAAS...23..928O,
       author = {{Osterbrock}, D.~E. and {Tran}, H.~D. and {Veilleux}, S.},
        title = "Faint Lines of [Fe II], [Fe III], [Ni II] and [Ni III] in the Spectrum of NGC 1976, and Its Abundances of Fe and Ni",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1991,
       volume = {23},
        pages = {928},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991BAAS...23..928O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1991BAAS...23..893T,
       author = {{Tran}, H.~D. and {Osterbrock}, D.~E. and {Veilleux}, S.},
        title = "Near-Infrared Spectra and Classification Diagnostics of Seyfert Galaxies",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1991,
       volume = {23},
        pages = {893},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991BAAS...23..893T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1991BAAS...23..872O,
       author = {{Osterbrock}, D.~E.},
        title = "The Appointment of a Physicist as Director of the Astronomical Center of the World",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1991,
       volume = {23},
        pages = {872},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991BAAS...23..872O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1990S&T....80..381O,
       author = {{Osterbrock}, D.~E.},
        title = "Book-Review - Stars and Galaxies - Citizens of the Universe",
      journal = {\skytel},
         year = 1990,
       volume = {80},
        pages = {381},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990S&T....80..381O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1990ApJ...352..561O,
       author = {{Osterbrock}, Donald E. and {Shaw}, Richard A. and {Veilleux}, Sylvain},
        title = "Near-Infrared Emission-Line Spectra of the Orion Nebula, NGC 4151, and Other Seyfert Galaxies",
      journal = {\apj},
         year = 1990,
       volume = {352},
        pages = {561},
          doi = {10.1086/168558},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990ApJ...352..561O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1990BAAS...22..847O,
       author = {{Osterbrock}, D.~E.},
        title = "C III] {\ensuremath{\lambda}}1909 and the Electron Densities in the Broad-Line Regions of Active Galactic Nuclei Revisited",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1990,
       volume = {22},
        pages = {847},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990BAAS...22..847O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{1990sgcu.book.....O,
       author = {{Osterbrock}, Donald E.},
        title = "Stars and galaxies : citizens of the universe : readings from Scientific American magazine",
         year = 1990,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990sgcu.book.....O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1990mcr..book..247O,
       author = {{Osterbrock}, Donald E.},
        title = "The observational approach to cosmology: U. S. Observatories pre-World War II",
    booktitle = {Modern Cosmology in Retrospect},
         year = 1990,
       editor = {{Bertotti}, B. and {Balbinot}, R. and {Bergia}, S.},
        pages = {247},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990mcr..book..247O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1990VA.....33...75O,
       author = {{Osterbrock}, Donald E. and {Fredrick}, Laurence W. and {Edmondson}, Frank K. and {Schwarzchild}, Martin},
        title = "McVittie and the American Astronomical Society",
      journal = {Vistas in Astronomy},
         year = 1990,
       volume = {33},
       number = {1},
        pages = {75},
          doi = {10.1016/0083-6656(90)90037-9},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990VA.....33...75O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1990PhT....43k.120W,
       author = {{Walstad}, Allan and {Osterbrock}, Donald E.},
        title = "Astronomy's `Crisis' Through Another Lens",
      journal = {Physics Today},
         year = 1990,
       volume = {43},
       number = {11},
        pages = {120},
          doi = {10.1063/1.2810779},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990PhT....43k.120W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1990PhT....43a..71O,
       author = {{Osterbrock}, D.~E.},
        title = "The funding crisis in astronomy.",
      journal = {Physics Today},
         year = 1990,
       volume = {43},
       number = {1},
        pages = {71},
          doi = {10.1063/1.2810416},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990PhT....43a..71O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1990Mercu..19....2O,
       author = {{Osterbrock}, D.~E. and {Brashear}, R.~S. and {Gwinn}, J.~A.},
        title = "Young Edwin Hubble",
      journal = {Mercury},
         year = 1990,
       volume = {19},
        pages = {2},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990Mercu..19....2O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1990AstQ....7..250O,
       author = {{Osterbrock}, D.~E.},
        title = "Book-Review - Stars and Galaxies - Citizens of the Universe",
      journal = {Astronomy Quarterly},
         year = 1990,
       volume = {7},
        pages = {250},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990AstQ....7..250O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1990AstQ....7...95O,
       author = {{Osterbrock}, Donald E.},
        title = "Armin O. Leuschner and the Berkeley astronomical department",
      journal = {Astronomy Quarterly},
         year = 1990,
       volume = {7},
       number = {2},
        pages = {95-115},
          doi = {10.1016/0364-9229(90)90014-R},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990AstQ....7...95O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1990ASPC...10....1O,
       author = {{Osterbrock}, Donald E. and {Brashear}, Ronald S. and {Gwinn}, Joel A.},
        title = "Self-Made Cosmologist: The Education of Edwin Hubble",
    booktitle = {Evolution of the Universe of Galaxies},
         year = 1990,
       editor = {{Kron}, Richard G.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {10},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990ASPC...10....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1990AJ.....99...53R,
       author = {{Rafanelli}, P. and {Osterbrock}, D.~E. and {Pogge}, R.~W.},
        title = "The Optical Counterpart of the Radio Source Close to the Seyfert 2 Nucleus of NGC 5953 = ARP 91 B",
      journal = {\aj},
         year = 1990,
       volume = {99},
        pages = {53},
          doi = {10.1086/115312},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990AJ.....99...53R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1989NYASA.571...99O,
       author = {{Osterbrock}, Donald E.},
        title = "Active galactic nuclei",
      journal = {Annals of the New York Academy of Sciences},
         year = 1989,
       volume = {571},
        pages = {99-109},
          doi = {10.1111/j.1749-6632.1989.tb50500.x},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989NYASA.571...99O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1989SvA....33..694O,
       author = {{Osterbrock}, D.~E. and {Bochkarev}, N.~G.},
        title = "Book-Review - Astrophysics of Gaseous Nebulae and Active Galactic Nuclei",
      journal = {\sovast},
         year = 1989,
       volume = {33},
        pages = {694},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989SvA....33..694O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1989S&T....78..491O,
       author = {{Osterbrock}, D.~E.},
        title = "Book-Review - Astrophysics of Gaseous Nebulae and Active Galactic Nuclei",
      journal = {\skytel},
         year = 1989,
       volume = {78},
        pages = {491},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989S&T....78..491O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1989PASP..101..885O,
       author = {{Osterbrock}, D.~E.},
        title = "Leuschner, Armin and the Berkeley Astronomical Department",
      journal = {\pasp},
         year = 1989,
       volume = {101},
        pages = {885},
          doi = {10.1086/132532},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989PASP..101..885O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1989BAAS...21.1230O,
       author = {{Osterbrock}, D.~E.},
        title = "George Willis Ritchey, Captain J. F. Hellweg, and the Building of the U. S. Naval Observatory Ritchey-Chr{\'e}tien Reflector",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1989,
       volume = {21},
        pages = {1230},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989BAAS...21.1230O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1989BAAS...21.1227B,
       author = {{Brashear}, R.~S. and {Osterbrock}, D.~E. and {Gwinn}, J.~A.},
        title = "Self-Made Cosmologist: The Education of Edwin Hubble",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1989,
       volume = {21},
        pages = {1227},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989BAAS...21.1227B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1989BAAS...21.1141O,
       author = {{Osterbrock}, D.~E. and {Veilleux}, S. and {Tran}, H.~D.},
        title = "High-Dispersion CCD Spectra of NGC 1976, the Orion Nebula",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1989,
       volume = {21},
        pages = {1141},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989BAAS...21.1141O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1989JHA....20...77O,
       author = {{Osterbrock}, D.~E.},
        title = "To Climb the Highest Mountain - W.W. Campbell's 1909 Mars Expedition to Mount-Whitney",
      journal = {Journal for the History of Astronomy},
         year = 1989,
       volume = {20},
        pages = {77},
          doi = {10.1177/002182868902000201},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989JHA....20...77O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1989PASP..101..434O,
       author = {{Osterbrock}, D.~E.},
        title = "Lick Observatory - the First Century",
      journal = {\pasp},
         year = 1989,
       volume = {101},
        pages = {434},
          doi = {10.1086/132449},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989PASP..101..434O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1989BAAS...21..753O,
       author = {{Osterbrock}, D.~E.},
        title = "W. W. Campbell of Lick Observatory: The Creative Scientist Who Became a Radial-Velocity Factory Manager",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1989,
       volume = {21},
        pages = {753},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989BAAS...21..753O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{1989agna.book.....O,
       author = {{Osterbrock}, Donald E.},
        title = "Astrophysics of gaseous nebulae and active galactic nuclei",
         year = 1989,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989agna.book.....O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1989IAUS..134..298O,
       author = {{Osterbrock}, D.~E. and {Shaw}, R.~A. and {Veilleux}, S.},
        title = "Near-Infrared Emission-Line Spectra of the Orion Nebula, NGC 4151, and Other Seyfert Galaxies",
    booktitle = {Active Galactic Nuclei},
         year = 1989,
       editor = {{Osterbrock}, Donald E. and {Miller}, Joseph S.},
       volume = {134},
        pages = {298},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989IAUS..134..298O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@PROCEEDINGS{1989IAUS..134.....O,
        title = "Active galactic nuclei: proceedings of the 134th Symposium of the International Astronomical Union, held in Santa Cruz, California, August 15-19, 1988.",
    booktitle = {Active Galactic Nuclei},
         year = 1989,
       volume = {134},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989IAUS..134.....O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1988Sci...242.1583O,
       author = {{Osterbrock}, D.~E.},
        title = "Book Review: The cold light of dawn. / U of Toronto Press, 1988",
      journal = {Science},
         year = 1988,
       volume = {242},
       number = {4885},
        pages = {1583},
          doi = {10.1126/science.242.4885.1583},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988Sci...242.1583O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1988S&T....76..260O,
       author = {{Osterbrock}, D.~E. and {Gustafson}, J.~R. and {Unruh}, W.~J.~S. and {Bell}, T.~E.},
        title = "Book-Review - Eye on the Sky",
      journal = {\skytel},
         year = 1988,
       volume = {76},
        pages = {260},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988S&T....76..260O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1988BAAS...20.1032O,
       author = {{Osterbrock}, D.~E. and {Shaw}, R.~A. and {Veilleux}, S.},
        title = "Near-Infrared Emission-Line Spectra of the Orion Nebula, NGC 4151, and Other Seyfert Galaxies",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1988,
       volume = {20},
        pages = {1032},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988BAAS...20.1032O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1988BAAS...20..984O,
       author = {{Osterbrock}, D.~E.},
        title = "Don Menzel at Lick: A Young Theoretical Astrophysicist at an Old Observational Observatory",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1988,
       volume = {20},
        pages = {984},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988BAAS...20..984O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1988Sci...241..734O,
       author = {{Osterbrock}, D.~E. and {Gustafson}, J.~R. and {Unruh}, W.~J.~S.},
        title = "Book-Review - Eye on the Sky - Lick Observatory's First Century",
      journal = {Science},
         year = 1988,
       volume = {241},
        pages = {734},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988Sci...241..734O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1988JBAA...98R.212O,
       author = {{Osterbrock}, D.~E. and {Gustafson}, J.~R. and {Shiloh-Unruh}, W.~J.},
        title = "Book-Review - Eye on the Sky - Lick Observatory's First Century",
      journal = {Journal of the British Astronomical Association},
         year = 1988,
       volume = {98},
        pages = {212},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988JBAA...98R.212O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1988JBAA...98..261O,
       author = {{Osterbrock}, D.~E. and {Gustafson}, J.~R. and {Unruh}, W.~J.~S. and {Kinder}, A.},
        title = "Book-Review - Eye on the Sky - Lick Observatory's First Century",
      journal = {Journal of the British Astronomical Association},
         year = 1988,
       volume = {98},
        pages = {261},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988JBAA...98..261O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1988PASP..100..412O,
       author = {{Osterbrock}, Donald E.},
        title = "The Physics of Gaseous Nebulae",
      journal = {\pasp},
         year = 1988,
       volume = {100},
        pages = {412},
          doi = {10.1086/132188},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988PASP..100..412O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1988Natur.332..747O,
       author = {{Osterbrock}, D.~E. and {Gustafson}, J.~R. and {Unruh}, W.~J.~S. and {Devorkin}, D.~H.},
        title = "Book-Review - Eye on the Sky - Lick Observatory's First Century",
      journal = {\nat},
         year = 1988,
       volume = {332},
        pages = {747},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988Natur.332..747O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1988ApJ...327...89O,
       author = {{Osterbrock}, Donald E. and {Shaw}, Richard A.},
        title = "The Relative Number of Seyfert 2 Galaxies. I. Spectra of Emission-Line Galaxies in the Wasilewski Field",
      journal = {\apj},
         year = 1988,
       volume = {327},
        pages = {89},
          doi = {10.1086/166172},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988ApJ...327...89O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1988Mercu..17...34O,
       author = {{Osterbrock}, D.~E.},
        title = "Lick Observatory - the First Century",
      journal = {Mercury},
         year = 1988,
       volume = {17},
        pages = {34},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988Mercu..17...34O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@PROCEEDINGS{1988orex.conf.....O,
        title = "Origins and extinctions : based on a Symposium on Life and the Universe, held at the National Academy of Sciences, Washington, D.C., April 30, 1986",
    booktitle = {Origins and Extinctions},
         year = 1988,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988orex.conf.....O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{1988eslo.book.....O,
       author = {{Osterbrock}, Donald E. and {Gustafson}, John R. and {Unruh}, W.~J. Shiloh},
        title = "Eye on the sky. Lick Observatory's first century",
         year = 1988,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988eslo.book.....O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1988PhT....41h..76O,
       author = {{Osterbrock}, Donald E. and {Gustafson}, John R. and {Shiloh Unruh}, W.~J. and {Greenstein}, Jesse L.},
        title = "Eye on the Sky: Lick Observatory's First Century and James E. Keeler: Pioneer American Astrophysicist (and the Early Development of American Astrophysics)",
      journal = {Physics Today},
         year = 1988,
       volume = {41},
       number = {8},
        pages = {76},
          doi = {10.1063/1.2811532},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988PhT....41h..76O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1988LNP...307....1O,
       author = {{Osterbrock}, Donald E.},
        title = "Emission Line Spectra and the Nature of Active Galactic Nuclei",
    booktitle = {Active Galactic Nuclei},
         year = 1988,
       editor = {{Miller}, H. Richard and {Wiita}, Paul J.},
       volume = {307},
        pages = {1},
          doi = {10.1007/3-540-19492-4\_159},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988LNP...307....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1987ApJ...323..108O,
       author = {{Osterbrock}, Donald E. and {Pogge}, Richard W.},
        title = "Optical Spectra of Narrow Emission Line Palomar-Green Galaxies",
      journal = {\apj},
         year = 1987,
       volume = {323},
        pages = {108},
          doi = {10.1086/165810},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987ApJ...323..108O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1987BAAS...19.1069O,
       author = {{Osterbrock}, D.~E.},
        title = "Spectra of Second Byurakan Survey and Other Seyfert Galaxy Candidates",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1987,
       volume = {19},
        pages = {1069},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987BAAS...19.1069O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1987BAAS...19.1044O,
       author = {{Osterbrock}, D.~E. and {Kraft}, R.~P. and {Miller}, J.~S. and {Popper}, D.~M. and {Preston}, G.~W. and {Vasilevskis}, S.},
        title = "Lick Observatory: The First Century",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1987,
       volume = {19},
        pages = {1044},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987BAAS...19.1044O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1987ApJ...318..145F,
       author = {{Ferland}, Gary J. and {Osterbrock}, Donald E.},
        title = "The Ultraviolet and Optical Emission-Line Spectrum of III ZW 77",
      journal = {\apj},
         year = 1987,
       volume = {318},
        pages = {145},
          doi = {10.1086/165357},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987ApJ...318..145F},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1987NASCP2466..737V,
       author = {{Veilleux}, Sylvain and {Osterbrock}, Donald E.},
        title = "Spectral Classification of Emission-Line Galaxies",
    booktitle = {NASA Conference Publication},
         year = 1987,
       editor = {{Lonsdale Persson}, Carol J.},
       series = {NASA Conference Publication},
       volume = {2466},
        pages = {737-740},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987NASCP2466..737V},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1987ApJS...63..295V,
       author = {{Veilleux}, Sylvain and {Osterbrock}, Donald E.},
        title = "Spectral Classification of Emission-Line Galaxies",
      journal = {\apjs},
         year = 1987,
       volume = {63},
        pages = {295},
          doi = {10.1086/191166},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987ApJS...63..295V},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1987soap.conf...59O,
       author = {{Osterbrock}, D.~E.},
        title = "Quasars, Seyfert galaxies and active galactic nuclei",
    booktitle = {Spectroscopy of Astrophysical Plasmas},
         year = 1987,
       editor = {{Dalgarno}, A. and {Layzer}, D.},
        pages = {59-88},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987soap.conf...59O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1987IAUS..121..109O,
       author = {{Osterbrock}, D.~E.},
        title = "Skyfert Galaxies: Classification, Morphology, Observations at Optical of Wavelengths, Environmental Factors Seyferts",
    booktitle = {Observational Evidence of Activity in Galaxies},
         year = 1987,
       editor = {{Khachikian}, E.~E. and {Fricke}, Klaus J. and {Melnick}, Jorge},
       volume = {121},
        pages = {109},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987IAUS..121..109O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986PASP...98R1106O,
       author = {{Osterbrock}, D.~E. and {Veilleux}, S.},
        title = "Spectral Classification of Emission-Line Galaxies",
      journal = {\pasp},
         year = 1986,
       volume = {98},
        pages = {1106},
          doi = {10.1086/131945},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986PASP...98R1106O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986PASP...98.1112O,
       author = {{Osterbrock}, D.~E.},
        title = "Stranger in a Strange Land - Donald H. Menzel - First Theoretical Astrophysicist on the Lick Observatory Staff",
      journal = {\pasp},
         year = 1986,
       volume = {98},
        pages = {1112},
          doi = {10.1086/131905},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986PASP...98.1112O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986PASP...98.1102D,
       author = {{De Robertis}, M.~M. and {Osterbrock}, D.~E.},
        title = "Markarian 490 : a high-ionization starburst galaxy.",
      journal = {\pasp},
         year = 1986,
       volume = {98},
        pages = {1102},
          doi = {10.1086/131889},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986PASP...98.1102D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1986BAAS...18.1054O,
       author = {{Osterbrock}, D.~E.},
        title = "Number Two Club: How Lick Observatory Finally Got Its Second Largest Telescope in the World",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1986,
       volume = {18},
        pages = {1054},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986BAAS...18.1054O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1986BAAS...18.1039S,
       author = {{Shaw}, R.~A. and {Osterbrock}, D.~E.},
        title = "A Spectroscopic Survey of AGNs Near the North Galactic Pole",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1986,
       volume = {18},
        pages = {1039},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986BAAS...18.1039S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1986BAAS...18.1002O,
       author = {{Osterbrock}, D.~E. and {Pogge}, R.~W.},
        title = "Optical Spectra of Narrow Emission-Line PG Galaxies and of CSO 177",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1986,
       volume = {18},
        pages = {1002},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986BAAS...18.1002O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986Sci...233..582O,
       author = {{Osterbrock}, Donald E.},
        title = "An Astrophysical Concept. (Book Reviews: Accretion Power in Astrophysics)",
      journal = {Science},
         year = 1986,
       volume = {233},
       number = {4763},
        pages = {582-583},
          doi = {10.1126/science.233.4763.582},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986Sci...233..582O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986Sci...233..582F,
       author = {{Osterbrock}, Donald E.},
        title = "An Astrophysical Concept. (Book Reviews: Accretion Power in Astrophysics)",
      journal = {Science},
         year = 1986,
       volume = {233},
       number = {4763},
        pages = {582-583},
          doi = {10.1126/science.233.4763.582},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986Sci...233..582F},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986PASP...98..629D,
       author = {{De Robertis}, M.~M. and {Osterbrock}, D.~E.},
        title = "Markarian 490 : a high-ionization starburst galaxy.",
      journal = {\pasp},
         year = 1986,
       volume = {98},
        pages = {629-634},
          doi = {10.1086/131805},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986PASP...98..629D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986Mercu..15...90O,
       author = {{Osterbrock}, D.},
        title = "Book-Review - James E. Keeler - Pioneering American Astrophysicist",
      journal = {Mercury},
         year = 1986,
       volume = {15},
        pages = {90},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986Mercu..15...90O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986JHA....17..119O,
       author = {{Osterbrock}, D.~E.},
        title = "Failure and Success - Two Early Experiments with Concave Gratings in Stellar Spectroscopy",
      journal = {Journal for the History of Astronomy},
         year = 1986,
       volume = {17},
        pages = {119},
          doi = {10.1177/002182868601700205},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986JHA....17..119O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986SSRv...43..386O,
       author = {{Osterbrock}, D.~E. and {Pecker}, J.~C.},
        title = "Book-Review - James E. Keeler Pioneer American Astrophysicist and the Early Development of American Astrophysics",
      journal = {\ssr},
         year = 1986,
       volume = {43},
        pages = {386},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986SSRv...43..386O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986Mercu..15...46O,
       author = {{Osterbrock}, D.~E.},
        title = "Nicholas T. Bobrovnikoff and the Scientific Study of Comet Halley 1910",
      journal = {Mercury},
         year = 1986,
       volume = {15},
        pages = {46},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986Mercu..15...46O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986Mercu..15...19S,
       author = {{Schaumberg}, D. and {Osterbrock}, D.},
        title = "Preserving Astronomical Papers",
      journal = {Mercury},
         year = 1986,
       volume = {15},
        pages = {19},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986Mercu..15...19S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986ApJ...301..727D,
       author = {{De Robertis}, M.~M. and {Osterbrock}, D.~E.},
        title = "An Analysis of the Narrow-Line Profiles in Seyfert 2 Galaxies",
      journal = {\apj},
         year = 1986,
       volume = {301},
        pages = {727},
          doi = {10.1086/163939},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986ApJ...301..727D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986ApJ...301...98D,
       author = {{De Robertis}, M.~M. and {Osterbrock}, D.~E.},
        title = "NGC 1320: A Feeble, High-Ionization Seyfert 2 Galaxy",
      journal = {\apj},
         year = 1986,
       volume = {301},
        pages = {98},
          doi = {10.1086/163877},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986ApJ...301...98D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986IHWN....9...26O,
       author = {{Osterbrock}, D.~E.},
        title = "Nicholas T. Bobrovnikoff and the scientific study of comet Halley 1910.",
      journal = {IHW Newsletter},
         year = 1986,
       volume = {9},
        pages = {26-33},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986IHWN....9...26O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986ApJ...300..658F,
       author = {{Ferland}, G.~J. and {Osterbrock}, D.~E.},
        title = "IUE Spectra and a Resulting Model of Seyfert 2 Galaxies",
      journal = {\apj},
         year = 1986,
       volume = {300},
        pages = {658},
          doi = {10.1086/163841},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986ApJ...300..658F},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1986ASSL..121..193O,
       author = {{Osterbrock}, D.~E.},
        title = "Seyfert galaxies in the Universe.",
    booktitle = {Structure and Evolution of Active Galactic Nuclei},
         year = 1986,
       editor = {{Giuricin}, G. and {Mezzetti}, M. and {Ramella}, M. and {Mardirossian}, F.},
       series = {Astrophysics and Space Science Library},
       volume = {121},
        pages = {193-210},
          doi = {10.1007/978-90-277-2155-6\_12},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986ASSL..121..193O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986ARA&A..24..171O,
       author = {{Osterbrock}, Donald E. and {Mathews}, William G.},
        title = "Emission-line regions of active galaxies and QSOs.",
      journal = {\araa},
         year = 1986,
       volume = {24},
        pages = {171-203},
          doi = {10.1146/annurev.aa.24.090186.001131},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986ARA&A..24..171O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985PASP...97.1129O,
       author = {{Osterbrock}, D.~E. and {De Robertis}, M.~M.},
        title = "Optical spectra of IRAS ``warm'' galaxies.",
      journal = {\pasp},
         year = 1985,
       volume = {97},
        pages = {1129-1141},
          doi = {10.1086/131676},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985PASP...97.1129O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985PASP...97R.902O,
       author = {{Osterbrock}, D.~E. and {Derobertis}, M.~M.},
        title = "Optical spectra of IRAS ``warm'' galaxies.",
      journal = {\pasp},
         year = 1985,
       volume = {97},
        pages = {902},
          doi = {10.1086/131633},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985PASP...97R.902O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985PASP...97..906O,
       author = {{Osterbrock}, D.~E.},
        title = "Henry Crew and an Early Astronomical Concave Grating Spectrograph",
      journal = {\pasp},
         year = 1985,
       volume = {97},
        pages = {906},
          doi = {10.1086/131640},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985PASP...97..906O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985ApJ...297..166O,
       author = {{Osterbrock}, D.~E. and {Pogge}, R.~W.},
        title = "The spectra of narrow-line Seyfert 1 galaxies.",
      journal = {\apj},
         year = 1985,
       volume = {297},
        pages = {166-176},
          doi = {10.1086/163513},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985ApJ...297..166O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1985BAAS...17..868O,
       author = {{Osterbrock}, D.~E. and {De Robertis}, M.~M.},
        title = "Seyfert Galaxies, Liners, and H II Region Galaxies Among the IRAS Warm Galaxies",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1985,
       volume = {17},
        pages = {868},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985BAAS...17..868O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1985BAAS...17..828O,
       author = {{Osterbrock}, D.~E.},
        title = "Nicholas T. Bobrovnikoff and the Scientific Study of Comet Halley 1910",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1985,
       volume = {17},
        pages = {828},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985BAAS...17..828O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985Obs...105..146O,
       author = {{Osterbrock}, D.~E. and {Stickland}, D.},
        title = "Book-Review - James E. Keeler - Pioneer American Astrophysicist",
      journal = {The Observatory},
         year = 1985,
       volume = {105},
        pages = {146},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985Obs...105..146O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985JBAA...95..243O,
       author = {{Osterbrock}, D.~E. and {Meadows}, A.~J.},
        title = "Book-Review - James E. Keeler - Pioneer American Astrophysicist",
      journal = {Journal of the British Astronomical Association},
         year = 1985,
       volume = {95},
       number = {5},
        pages = {243},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985JBAA...95..243O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985ApJ...293..459D,
       author = {{De Robertis}, M.~M. and {Osterbrock}, D.~E. and {McKee}, C.~F.},
        title = "The splitting of the 2S2 2p3 2P term in O II.",
      journal = {\apj},
         year = 1985,
       volume = {293},
        pages = {459-462},
          doi = {10.1086/163251},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985ApJ...293..459D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985S&T....69..323O,
       author = {{Osterbrock}, D.~E. and {Schorn}, R.~A.},
        title = "Book-Review - James E. Keeler Pioneer American Astrophysicist",
      journal = {\skytel},
         year = 1985,
       volume = {69},
        pages = {323},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985S&T....69..323O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985PhT....38d..50O,
       author = {{Osterbrock}, Donald E.},
        title = "Rudolph Minkowski: Observational astrophysicist",
      journal = {Physics Today},
         year = 1985,
       volume = {38},
       number = {4},
        pages = {50-57},
          doi = {10.1063/1.880969},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985PhT....38d..50O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985Mercu..14...46O,
       author = {{Osterbrock}, D.~E.},
        title = "The Nature of Saturn's Rings - Keeler's Prettiest Application of Doppler's Principle",
      journal = {Mercury},
         year = 1985,
       volume = {14},
        pages = {46},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985Mercu..14...46O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1985BAAS...17..587D,
       author = {{De Robertis}, M.~M. and {Osterbrock}, D.~E.},
        title = "An Analysis of the Narrow-Line Profiles in Seyfert 2 Galaxies",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1985,
       volume = {17},
        pages = {587},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985BAAS...17..587D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985S&T....69..100O,
       author = {{Osterbrock}, D.~E.},
        title = "Ritchey Biography",
      journal = {\skytel},
         year = 1985,
       volume = {69},
        pages = {100},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985S&T....69..100O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985ApJ...289..105F,
       author = {{Ferland}, G.~J. and {Osterbrock}, D.~E.},
        title = "The hydrogen line spectra of narrow-line radio galaxies.",
      journal = {\apj},
         year = 1985,
       volume = {289},
        pages = {105-108},
          doi = {10.1086/162867},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985ApJ...289..105F},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1985aagq.conf..111O,
       author = {{Osterbrock}, D.~E.},
        title = "Observations of broad emission-line regions",
    booktitle = {Astrophysics of Active Galaxies and Quasi-Stellar Objects},
         year = 1985,
       editor = {{Miller}, J.~S.},
        pages = {111-155},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985aagq.conf..111O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985PASP...97...25O,
       author = {{Osterbrock}, D.~E.},
        title = "Markarian 1388 - a high-ionization narrow-line Seyfert galaxy.",
      journal = {\pasp},
         year = 1985,
       volume = {97},
        pages = {25-29},
          doi = {10.1086/131487},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985PASP...97...25O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985AstQ....5...87O,
       author = {{Osterbrock}, Donald E.},
        title = "The Quest for More Photons - how Reflectors Supplanted Refractors as the Monster Telescopes of the Future at the End of the Last Century",
      journal = {Astronomy Quarterly},
         year = 1985,
       volume = {5},
       number = {18},
        pages = {87-95},
          doi = {10.1016/0364-9229(85)90003-X},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985AstQ....5...87O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985AN....306..340O,
       author = {{Osterbrock}, D.~E. and {Fritze}, K.},
        title = "Book-Review - James E. Keeler - Pioneer American Astrophysicist and the Early Development of American Astrophysics",
      journal = {Astronomische Nachrichten},
         year = 1985,
       volume = {306},
       number = {6},
        pages = {340},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985AN....306..340O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984Icar...60..429O,
       author = {{Osterbrock}, Donald E.},
        title = "Book Review: Realm of the Long Eyes: A brief history of Kitt Peak National Observatory. James E. Kloeppel. Univelt, Inc., San Diego, California, 1983. 136 pp, \$15.00.",
      journal = {\icarus},
         year = 1984,
       volume = {60},
       number = {2},
        pages = {429-430},
          doi = {10.1016/0019-1035(84)90203-3},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984Icar...60..429O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984ApJ...286..171D,
       author = {{De Robertis}, M.~M. and {Osterbrock}, D.~E.},
        title = "An analysis of the narrow-line profiles in high ionization Seyfert galaxies.",
      journal = {\apj},
         year = 1984,
       volume = {286},
        pages = {171-185},
          doi = {10.1086/162585},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984ApJ...286..171D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984PASP...96R.792O,
       author = {{Osterbrock}, D.~E.},
        title = "Spectra of emission-line galaxies in Wasilewski's north galactic polefield.",
      journal = {\pasp},
         year = 1984,
       volume = {96},
       number = {584},
        pages = {792},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984PASP...96R.792O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984PASP...96R.787D,
       author = {{De Robertis}, M.~M. and {Osterbrock}, D.~E.},
        title = "An analysis of the narrow-line profiles in high-ionization Seyfert galaxies.",
      journal = {\pasp},
         year = 1984,
       volume = {96},
       number = {584},
        pages = {787},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984PASP...96R.787D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984PASP...96..792O,
       author = {{Osterbrock}, D.~E.},
        title = "Spectra of emission-line galaxies in Wasilewski's North galactic polefield.",
      journal = {\pasp},
         year = 1984,
       volume = {96},
        pages = {792},
          doi = {10.1086/131430},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984PASP...96..792O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984JHA....15..151O,
       author = {{Osterbrock}, D.~E.},
        title = "The Rise and Fall of Edward S. Holden - Part Two",
      journal = {Journal for the History of Astronomy},
         year = 1984,
       volume = {15},
        pages = {151},
          doi = {10.1177/002182868401500301},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984JHA....15..151O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1984BAAS...16..987O,
       author = {{Osterbrock}, D.~E. and {Pogge}, R.~W.},
        title = "Mrk 1388 and Other High-Ionization Narrow-Line Seyfert Galaxies",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1984,
       volume = {16},
        pages = {987},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984BAAS...16..987O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984JHA....15...81O,
       author = {{Osterbrock}, D.~E.},
        title = "The Rise and Fall of Edward S. Holden: Part 1",
      journal = {Journal for the History of Astronomy},
         year = 1984,
       volume = {15},
        pages = {81},
          doi = {10.1177/002182868401500202},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984JHA....15...81O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984ApJ...280L..43O,
       author = {{Osterbrock}, D.~E.},
        title = "The luminosity function of Seyfert galaxies and the cluster 3C 295.",
      journal = {\apjl},
         year = 1984,
       volume = {280},
        pages = {L43-L45},
          doi = {10.1086/184266},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984ApJ...280L..43O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984QJRAS..25....1O,
       author = {{Osterbrock}, D.~E.},
        title = "Active galactic nuclei.",
      journal = {\qjras},
         year = 1984,
       volume = {25},
        pages = {1-18},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984QJRAS..25....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1984BAAS...16Q.440O,
       author = {{Osterbrock}, D.~E. and {De Robertis}, M.~M.},
        title = "An Analysis of the Narrow-Line Profiles in High Ionization Seyfert Galaxies",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1984,
       volume = {16},
        pages = {440},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984BAAS...16Q.440O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1984BAAS...16..519O,
       author = {{Osterbrock}, Donald E.},
        title = "Adonais: The Life of James Edward Keeler and the Early Development of American Astrophysics, or, Big Science in the 1890s",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1984,
       volume = {16},
        pages = {519},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984BAAS...16..519O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984ApJ...277..648D,
       author = {{Dahari}, O. and {Osterbrock}, D.~E.},
        title = "The spectrum of V348 Sagittarii.",
      journal = {\apj},
         year = 1984,
       volume = {277},
        pages = {648-674},
          doi = {10.1086/161736},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984ApJ...277..648D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{1984jekp.book.....O,
       author = {{Osterbrock}, Donald E.},
        title = "James E. Keeler. Pioneer American astrophysicist and the early development of American astrophysics",
         year = 1984,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984jekp.book.....O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984JHA....15...74O,
       author = {{Osterbrock}, D.~E.},
        title = "Obituary - Shane, Mary-Lea 1897-1983",
      journal = {Journal for the History of Astronomy},
         year = 1984,
       volume = {15},
        pages = {74},
          doi = {10.1177/002182868401500120},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984JHA....15...74O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983ApJ...273L..31O,
       author = {{Osterbrock}, D.~E. and {Dahari}, O. and {Ekberg}, J.~O.},
        title = "Upper limits to O III lambda 5592 and lambda 4594 in Seyfert galaxies.",
      journal = {\apjl},
         year = 1983,
       volume = {273},
        pages = {L31-L34},
          doi = {10.1086/184124},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983ApJ...273L..31O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983ApJ...273..478O,
       author = {{Osterbrock}, D.~E. and {Dahari}, O.},
        title = "Spectra of Seyfert galaxies and Seyfert galaxy candidates.",
      journal = {\apj},
         year = 1983,
       volume = {273},
        pages = {478-488},
          doi = {10.1086/161385},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983ApJ...273..478O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983ApJ...269..416G,
       author = {{Goodrich}, R.~W. and {Osterbrock}, D.~E.},
        title = "MRK 744 and MRK 1066 : two Seyfert galaxies with strong absorption-line spectra.",
      journal = {\apj},
         year = 1983,
       volume = {269},
        pages = {416-422},
          doi = {10.1086/161052},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983ApJ...269..416G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983Sci...220..945O,
       author = {{Osterbrock}, Donald E.},
        title = "The Orion Nebula. (Book Reviews: Symposium on the Orion Nebula to Honor Henry Draper)",
      journal = {Science},
         year = 1983,
       volume = {220},
       number = {4600},
        pages = {945},
          doi = {10.1126/science.220.4600.945},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983Sci...220..945O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1983BAAS...15..682O,
       author = {{Osterbrock}, D.~E.},
        title = "Observational Constraints on the Structure of Active Galactic Nuclei",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1983,
       volume = {15},
        pages = {682},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983BAAS...15..682O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983Icar...53..165O,
       author = {{Osterbrock}, D.~E. and {Cruikshank}, D.~P.},
        title = "J.E. Keeler's discovery of a gap in the outer part of the A ring",
      journal = {\icarus},
         year = 1983,
       volume = {53},
       number = {2},
        pages = {165-173},
          doi = {10.1016/0019-1035(83)90139-2},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983Icar...53..165O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983PhT....36h..67B,
       author = {{Burke}, P.~G. and {Eissner}, W.~B. and {Hummer}, D.~G. and {Percival}, I.~C. and {Osterbrock}, Donald E.},
        title = "Atoms in Astrophysics",
      journal = {Physics Today},
         year = 1983,
       volume = {36},
       number = {8},
        pages = {67},
          doi = {10.1063/1.2915805},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983PhT....36h..67B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983PASP...95...12O,
       author = {{Osterbrock}, D.~E.},
        title = "The Galaxy continuum in the spectrum of Cygnus A.",
      journal = {\pasp},
         year = 1983,
       volume = {95},
        pages = {12-17},
          doi = {10.1086/131105},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983PASP...95...12O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1983IAUS..103..473O,
       author = {{Osterbrock}, D.~E.},
        title = "Planetary nebulae and Seyfert galaxies - Similarities and differences.",
    booktitle = {Planetary Nebulae},
         year = 1983,
       editor = {{Aller}, L.~H.},
       volume = {103},
        pages = {473-486},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983IAUS..103..473O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1982PASP...94..756O,
       author = {{Osterbrock}, D.~E.},
        title = "Seyfert Galaxies, Planetary Nebulae and H II Regions",
      journal = {\pasp},
         year = 1982,
       volume = {94},
        pages = {756},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982PASP...94..756O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1982ApJ...261...64O,
       author = {{Osterbrock}, D.~E. and {Cohen}, R.~D.},
        title = "Two galaxies with Wolf-rayet features in their spectra.",
      journal = {\apj},
         year = 1982,
       volume = {261},
        pages = {64-69},
          doi = {10.1086/160318},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982ApJ...261...64O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1982BAAS...14..916O,
       author = {{Osterbrock}, D.~E.},
        title = "The Quest for More Photons - How Reflectors Supplanted Refractors as the Monster Telescopes of the Future",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1982,
       volume = {14},
        pages = {916},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982BAAS...14..916O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1982BAAS...14..910O,
       author = {{Osterbrock}, D.~E.},
        title = "Seyfert Galaxy Spectra and Seyfert Galaxy Models",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1982,
        pages = {910},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982BAAS...14..910O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1982S&T....64..123O,
       author = {{Osterbrock}, Donald E. and {Cruikshank}, Dale P.},
        title = "Keeler's Gap in Saturn's A Ring",
      journal = {\skytel},
         year = 1982,
       volume = {64},
        pages = {123},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982S&T....64..123O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1982BAAS...14..715O,
       author = {{Osterbrock}, D.~E. and {Cruikshank}, D.~P.},
        title = "J. E. Keeler's Discovery of a Gap in Saturn's A-Ring.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1982,
       volume = {14},
        pages = {715},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982BAAS...14..715O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1982ApJS...49..149O,
       author = {{Osterbrock}, D.~E. and {Shuder}, J.~M.},
        title = "Emission-line profiles in Seyfert 1 galaxies.",
      journal = {\apjs},
         year = 1982,
       volume = {49},
        pages = {149-174},
          doi = {10.1086/190793},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982ApJS...49..149O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1982IAUS...97..369O,
       author = {{Osterbrock}, D.~E.},
        title = "Optical spectra of radio-loud and radio-quiet active galactic nuclei",
    booktitle = {Extragalactic Radio Sources},
         year = 1982,
       editor = {{Heeschen}, D.~S. and {Wade}, C.~M.},
       volume = {97},
        pages = {369-371},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982IAUS...97..369O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1982BAAS...14...66O,
       author = {{Osterbrock}, D.~E.},
        title = "University of California: IV. Lick Observatory, Santa Cruz Campus. Report.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1982,
       volume = {14},
        pages = {66-74},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982BAAS...14...66O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1982ApJ...252L..49T,
       author = {{Tohline}, J.~E. and {Osterbrock}, D.~E.},
        title = "On the dynamics of the broad-line gas in Seyfert 1 galaxies",
      journal = {\apjl},
         year = 1982,
       volume = {252},
        pages = {L49-L52},
          doi = {10.1086/183717},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982ApJ...252L..49T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981ApJ...250...55S,
       author = {{Shuder}, J.~M. and {Osterbrock}, D.~E.},
        title = "Empirical results from a study of active galactic nuclei.",
      journal = {\apj},
         year = 1981,
       volume = {250},
        pages = {55-65},
          doi = {10.1086/159347},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981ApJ...250...55S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981ApJ...249..462O,
       author = {{Osterbrock}, D.~E.},
        title = "Seyfert galaxies with weak broad H alpha emission lines",
      journal = {\apj},
         year = 1981,
       volume = {249},
        pages = {462-470},
          doi = {10.1086/159306},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981ApJ...249..462O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981ApJ...246..696O,
       author = {{Osterbrock}, D.~E.},
        title = "The spectrum of III ZW 77 : an unusual, high-ionization Seyfert 1 galaxy.",
      journal = {\apj},
         year = 1981,
       volume = {246},
        pages = {696-707},
          doi = {10.1086/158966},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981ApJ...246..696O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981BAAS...13..824O,
       author = {{Osterbrock}, D.~E.},
        title = "Galaxy Contributions to the Optical Spectra of Cyg A and Mrk 744",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1981,
       volume = {13},
        pages = {824},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981BAAS...13..824O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981BAAS...13..815O,
       author = {{Osterbrock}, D.~E.},
        title = "Contributions of James E. Keeler to Planetary Research",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1981,
       volume = {13},
        pages = {815},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981BAAS...13..815O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981BAAS...13..798T,
       author = {{Tohline}, J.~E. and {Durisen}, R.~H. and {Osterbrock}, D.~E.},
        title = "Orthogonal Gas Disks in Elliptical, Barred Spiral, and Seyfert Galaxies",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1981,
       volume = {13},
        pages = {798},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981BAAS...13..798T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981raoa.conf...39O,
       author = {{Osterbrock}, D.~E.},
        title = "Observational results on Seyfert and radio galaxies with the Lick Observatory image tube-image dissector scanner",
    booktitle = {Recent Advances in Observational Astronomy},
         year = 1981,
       editor = {{Johnson}, H.~L. and {Allen}, C.},
        pages = {39-44},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981raoa.conf...39O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981PLicO..23.....J,
       author = {{Jones}, B.~F. and {Osterbrock}, D.~E.},
        title = "Reply to Luyten's criticism of the Lick Automatic Measuring Engine.",
      journal = {Publications of Lick Observatory},
         year = 1981,
       volume = {23},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981PLicO..23.....J},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981LicOB.872....1C,
       author = {{Cohen}, R.~D. and {Osterbrock}, D.~E.},
        title = "Optical spectrophotometry of narrow-line radio galaxies.",
      journal = {Lick Observatory Bulletin},
         year = 1981,
       volume = {872},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981LicOB.872....1C},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981BAAS...13...71O,
       author = {{Osterbrock}, D.~E.},
        title = "University of California: IV. Lick Observatory, Santa Cruz Campus. Report.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1981,
       volume = {13},
        pages = {71-79},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981BAAS...13...71O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981ApJ...243...81C,
       author = {{Cohen}, R.~D. and {Osterbrock}, D.~E.},
        title = "Optical spectrophotometry of narrow-line radio galaxies",
      journal = {\apj},
         year = 1981,
       volume = {243},
        pages = {81-88},
          doi = {10.1086/158569},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981ApJ...243...81C},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1980Sci...210.1005O,
       author = {{Osterbrock}, Donald E.},
        title = "Observational Cosmology. (Book Reviews: Objects of High Redshift)",
      journal = {Science},
         year = 1980,
       volume = {210},
       number = {4473},
        pages = {1005-1006},
          doi = {10.1126/science.210.4473.1005-a},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980Sci...210.1005O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1980srst.coll...99O,
       author = {{Osterbrock}, D.~E.},
        title = "Physical Characteristics of Ionized Gaseous Nebulae",
    booktitle = {Scientific Research with the Space Telescope},
         year = 1980,
       editor = {{Longair}, M.~S. and {Warner}, J.~W.},
        pages = {99},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980srst.coll...99O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1980BAAS...12..810O,
       author = {{Osterbrock}, D.~E.},
        title = "The Spectrum of III Zw 77, an Unusual High-Ionization Seyfert 1 Galaxy",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1980,
       volume = {12},
        pages = {810},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980BAAS...12..810O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1980PASP...92..117S,
       author = {{Stoughton}, R. and {Osterbrock}, D.~E.},
        title = "Spectrophotometry of a new Seyfert 1 galaxy and of GQ Comae.",
      journal = {\pasp},
         year = 1980,
       volume = {92},
        pages = {117-121},
          doi = {10.1086/130630},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980PASP...92..117S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1980PASP...92R.548O,
       author = {{Osterbrock}, D.~E. and {Stoughton}, R.},
        title = "Spectra of additional predicted and suspected Seyfert galaxies.",
      journal = {\pasp},
         year = 1980,
       volume = {92},
        pages = {548-549},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980PASP...92R.548O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1980NYASA.336...22O,
       author = {{Osterbrock}, D.~E.},
        title = "Emission-line spectra of active galactic nuclei and quasars",
    booktitle = {Ninth Texas Symposium on Relativistic Astrophysics},
         year = 1980,
       volume = {336},
        pages = {22-38},
          doi = {10.1111/j.1749-6632.1980.tb15916.x},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980NYASA.336...22O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1980Mercu...9..151O,
       author = {{Osterbrock}, D.~E.},
        title = "Graduate astronomy education in the early days of Lick Observatory.",
      journal = {Mercury},
         year = 1980,
       volume = {9},
        pages = {151-156},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980Mercu...9..151O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1980JHA....11..214W,
       author = {{Warner}, B. and {Osterbrock}, D.~E.},
        title = "Book-Review - Astronomers at the Royal Observatory Cape of Good Hope - a History with Emphasis on the Nineteenth Century",
      journal = {Journal for the History of Astronomy},
         year = 1980,
       volume = {11},
        pages = {214},
          doi = {10.1177/002182868001100314},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980JHA....11..214W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1980BAAS...12..438H,
       author = {{Hatfield}, B.~F. and {Osterbrock}, D.~E.},
        title = "Spectra of Suspected Seyfert Galaxies",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1980,
       volume = {12},
        pages = {438},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980BAAS...12..438H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1980BAAS...12...60O,
       author = {{Osterbrock}, D.~E.},
        title = "University of California: IV. Lick Observatory, Santa Cruz Campus. Report.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1980,
       volume = {12},
        pages = {60-66},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980BAAS...12...60O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1979BAAS...11R.637S,
       author = {{Stoughton}, R. and {Osterbrock}, D.~E.},
        title = "Spectrophotometry of a New Seyfert 1 Galaxy and of GQ Comae",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1979,
       volume = {11},
        pages = {637},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979BAAS...11R.637S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1979BAAS...11..680O,
       author = {{Osterbrock}, D.~E.},
        title = "Astronomy Graduate Education in the Early Days of Lick Observatory",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1979,
       volume = {11},
        pages = {680},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979BAAS...11..680O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1979BAAS...11..637O,
       author = {{Osterbrock}, D.~E.},
        title = "Seyfert Galaxies with Weak Broad H{\ensuremath{\alpha}} Emission Lines",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1979,
        pages = {637},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979BAAS...11..637O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979PASP...91..608O,
       author = {{Osterbrock}, Donald E.},
        title = "The Redshift Difference Between the Broad and Narrow Emission Lines in OQ 208 = MRK 668 and other Galaxies",
      journal = {\pasp},
         year = 1979,
       volume = {91},
        pages = {608},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979PASP...91..608O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979Sci...205..294O,
       author = {{Osterbrock}, Donald E.},
        title = "Interstellar Matter. (Book Reviews: Cosmic Dust. Its Impact on Astronomy)",
      journal = {Science},
         year = 1979,
       volume = {205},
       number = {4403},
        pages = {294},
          doi = {10.1126/science.205.4403.294-a},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979Sci...205..294O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979AJ.....84..901O,
       author = {{Osterbrock}, D.~E.},
        title = "Ionized gas and dust in active galactic nuclei.",
      journal = {\aj},
         year = 1979,
       volume = {84},
        pages = {901-909},
          doi = {10.1086/112494},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979AJ.....84..901O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979PASP...91..257M,
       author = {{Miley}, G.~K. and {Osterbrock}, D.~E.},
        title = "Optical spectra of the nuclei of radio galaxies with radio jets.",
      journal = {\pasp},
         year = 1979,
       volume = {91},
        pages = {257-259},
          doi = {10.1086/130480},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979PASP...91..257M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1979SAOSR.385..139O,
       author = {{Osterbrock}, Donald E.},
        title = "The Future of Ground-Based Astronomy - I",
    booktitle = {The MMT and the Future of Ground-Based Astronomy},
         year = 1979,
       volume = {385},
        pages = {139},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979SAOSR.385..139O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979ApJ...228L..59O,
       author = {{Osterbrock}, D.~E. and {Grandi}, S.~A.},
        title = "Optical spectra of N galaxies.",
      journal = {\apjl},
         year = 1979,
       volume = {228},
        pages = {L59-L62},
          doi = {10.1086/182903},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979ApJ...228L..59O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1979agn..book...25O,
       author = {{Osterbrock}, D.~E.},
        title = "Optical spectra and physical conditions in the nuclei of Seyfert galaxies, radio galaxies, and quasars.",
    booktitle = {Active Galactic Nuclei},
         year = 1979,
       editor = {{Hazard}, C. and {Mitton}, S.},
        pages = {25-50},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979agn..book...25O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1979NASCP2111...99O,
       author = {{Osterbrock}, D.~E.},
        title = "Physical characteristics of ionized gaseous nebulae.",
    booktitle = {NASA Conference Publication},
         year = 1979,
       series = {NASA Conference Publication},
       volume = {2111},
        pages = {99-121},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979NASCP2111...99O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979MNRAS.187P..61O,
       author = {{Osterbrock}, D.~E. and {Cohen}, R.},
        title = "The redshift difference between the broad and narrow emission lines in OQ 208.",
      journal = {\mnras},
         year = 1979,
       volume = {187},
        pages = {61},
          doi = {10.1093/mnras/187.1.61P},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979MNRAS.187P..61O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979LicOB.840....1O,
       author = {{Osterbrock}, D.~E.},
        title = "Ionized gas and dust in active galactic nuclei.",
      journal = {Lick Observatory Bulletin},
         year = 1979,
       volume = {840},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979LicOB.840....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979LicOB.835....1M,
       author = {{Miley}, G.~K. and {Osterbrock}, D.~E.},
        title = "Optical spectra of the nuclei of radio galaxies with radio jets.",
      journal = {Lick Observatory Bulletin},
         year = 1979,
       volume = {835},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979LicOB.835....1M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979LicOB.820....1O,
       author = {{Osterbrock}, D.~E. and {Grandi}, S.~A.},
        title = "Optical spectra of N galaxies.",
      journal = {Lick Observatory Bulletin},
         year = 1979,
       volume = {820},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979LicOB.820....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1979BAAS...11...64O,
       author = {{Osterbrock}, D.~E.},
        title = "University of California: IV. Lick Observatory, Santa Cruz Campus. Report.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1979,
       volume = {11},
        pages = {64-70},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979BAAS...11...64O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979AstQ....3...67O,
       author = {{Osterbrock}, D.~E.},
        title = "Lick Observatory Solar Eclipse Expeditions",
      journal = {Astronomy Quarterly},
         year = 1979,
       volume = {3},
       number = {10},
        pages = {67-79},
          doi = {10.1016/0364-9229(79)90023-X},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979AstQ....3...67O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978PASP...90..493O,
       author = {{Osterbrock}, D.~E. and {Grandi}, S.~A. and {Cohen}, R.~D.},
        title = "Spectra of Suspected Seyfert Galaxies",
      journal = {\pasp},
         year = 1978,
       volume = {90},
        pages = {493},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978PASP...90..493O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978S&T....56..180O,
       author = {{Osterbrock}, Donald E.},
        title = "First World Astronomy Meeting in America",
      journal = {\skytel},
         year = 1978,
       volume = {56},
        pages = {180},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978S&T....56..180O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1978BAAS...10..623O,
       author = {{Osterbrock}, D.~E.},
        title = "Spectra of Additional Markarian Galaxies",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1978,
        pages = {623},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978BAAS...10..623O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978PhyS...17..285O,
       author = {{Osterbrock}, D.~E.},
        title = "Physical state of the emission-line region.",
      journal = {\physscr},
         year = 1978,
       volume = {17},
        pages = {285-292},
          doi = {10.1088/0031-8949/17/3/024},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978PhyS...17..285O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978PhyS...17..137O,
       author = {{Osterbrock}, D.~E.},
        title = "Optical emission-line spectra of Seyfert galaxies and radio galaxies.",
      journal = {\physscr},
         year = 1978,
       volume = {17},
        pages = {137-143},
          doi = {10.1088/0031-8949/17/3/002},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978PhyS...17..137O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1978BAAS...10..435O,
       author = {{Osterbrock}, D.~E.},
        title = "Further Links in the California-Wisconsin Axis in American Astronomy",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1978,
       volume = {10},
        pages = {435},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978BAAS...10..435O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1978BAAS...10..387O,
       author = {{Osterbrock}, D.~E.},
        title = "INVITED PAPER - Ionized Gas and Dust in Active Nuclei of Galaxies.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1978,
       volume = {10},
        pages = {387},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978BAAS...10..387O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978ApJ...220..783G,
       author = {{Grandi}, S.~A. and {Osterbrock}, D.~E.},
        title = "Optical spectra of radio galaxies.",
      journal = {\apj},
         year = 1978,
       volume = {220},
        pages = {783-789},
          doi = {10.1086/155966},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978ApJ...220..783G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978PNAS...75..540O,
       author = {{Osterbrock}, Donald E.},
        title = "Observational Model of the Ionized Gas in Seyfert and Radio-Galaxy Nuclei",
      journal = {Proceedings of the National Academy of Science},
         year = 1978,
       volume = {75},
       number = {2},
        pages = {540-544},
          doi = {10.1073/pnas.75.2.540},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978PNAS...75..540O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1978bs...symp..299O,
       author = {{Osterbrock}, D.~E.},
        title = "Photoionization models of Seyfert and radio-galaxy nuclei.",
    booktitle = {Astronomical Papers Dedicated to Bengt Stromgren},
         year = 1978,
       editor = {{Reiz}, A. and {Andersen}, T.},
        pages = {299-316},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978bs...symp..299O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978Mercu...7..106O,
       author = {{Osterbrock}, D.~E.},
        title = "E. S. Holden - the founder of the A.S.P. and the early days of the California-Wisconsin astronomical connection.",
      journal = {Mercury},
         year = 1978,
       volume = {7},
        pages = {106-110},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978Mercu...7..106O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978LicOB.783....1G,
       author = {{Grandi}, S.~A. and {Osterbrock}, D.~E.},
        title = "Optical spectra of radio galaxies.",
      journal = {Lick Observatory Bulletin},
         year = 1978,
       volume = {783},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978LicOB.783....1G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978LicOB.775....1O,
       author = {{Osterbrock}, D.~E.},
        title = "Physical state of the emission-line region.",
      journal = {Lick Observatory Bulletin},
         year = 1978,
       volume = {775},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978LicOB.775....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978LicOB.774....1O,
       author = {{Osterbrock}, D.~E.},
        title = "Optical emission-line spectra of Seyfert galaxies and radio galaxies.",
      journal = {Lick Observatory Bulletin},
         year = 1978,
       volume = {774},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978LicOB.774....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1978BAAS...10...58O,
       author = {{Osterbrock}, D.~E.},
        title = "University of California: IV. Lick Observatory. Report.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1978,
       volume = {10},
        pages = {58-65},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978BAAS...10...58O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977AstQ....1..260O,
       author = {{Osterbrock}, D.~E.},
        title = "Su-Shu Huang",
      journal = {Astronomy Quarterly},
         year = 1977,
       volume = {1},
       number = {4},
        pages = {260-264},
          doi = {10.1016/S0364-9229(77)80012-2},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977AstQ....1..260O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977PASP...89..620O,
       author = {{Osterbrock}, Donald E.},
        title = "(Abstract) Spectra of Additional Arakelian Galaxies",
      journal = {\pasp},
         year = 1977,
       volume = {89},
        pages = {620},
          doi = {10.1086/130186},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977PASP...89..620O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1977BAAS....9..647O,
       author = {{Osterbrock}, D.~E.},
        title = "An Observational Model of the Ionized Gas in Seyfert and Radio-Galaxy Nuclei",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1977,
       volume = {9},
        pages = {647},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977BAAS....9..647O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977ApJ...215..733O,
       author = {{Osterbrock}, D.~E.},
        title = "Spectrophotometry of Seyfert 1 galaxies.",
      journal = {\apj},
         year = 1977,
       volume = {215},
        pages = {733-745},
          doi = {10.1086/155407},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977ApJ...215..733O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977PASP...89..251O,
       author = {{Osterbrock}, D.~E. and {Phillips}, M.~M.},
        title = "Emission-line spectra of seven Arakelian galaxies.",
      journal = {\pasp},
         year = 1977,
       volume = {89},
        pages = {251-254},
          doi = {10.1086/130110},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977PASP...89..251O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1977BAAS....9..296O,
       author = {{Osterbrock}, D.~E.},
        title = "Spectrophotometry of Seyfert 1 and Broadline Radio Galaxies.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1977,
       volume = {9},
        pages = {296},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977BAAS....9..296O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977ApJ...211..675C,
       author = {{Costero}, Rafael and {Osterbrock}, Donald E.},
        title = "The Optical Spectra of Narrow-Line Radio Galaxies",
      journal = {\apj},
         year = 1977,
       volume = {211},
        pages = {675-683},
          doi = {10.1086/154977},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977ApJ...211..675C},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977LicOB.764....1O,
       author = {{Osterbrock}, D.~E. and {Phillips}, M.~M.},
        title = "Emission-line spectra of seven Arakelian galaxies.",
      journal = {Lick Observatory Bulletin},
         year = 1977,
       volume = {764},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977LicOB.764....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977LicOB.757....1O,
       author = {{Osterbrock}, D.~E.},
        title = "Spectrophotometry of Seyfert 1 galaxies.",
      journal = {Lick Observatory Bulletin},
         year = 1977,
       volume = {757},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977LicOB.757....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977LicOB.740....1C,
       author = {{Costero}, R. and {Osterbrock}, D.~E.},
        title = "The optical spectra of narrow-line radio galaxies.",
      journal = {Lick Observatory Bulletin},
         year = 1977,
       volume = {740},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977LicOB.740....1C},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1977IAUS...74..183O,
       author = {{Osterbrock}, D.~E.},
        title = "Physical Conditions in Radio Galaxies and Quasars",
    booktitle = {Radio Astronomy and Cosmology},
         year = 1977,
       editor = {{Jauncey}, D.~L.},
       volume = {74},
        pages = {183},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977IAUS...74..183O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1977BAAS....9...58O,
       author = {{Osterbrock}, D.~E. and {Bodenheimer}, P.~H.},
        title = "University of California: IV. Lick Observatory. V. Board of Studies in Astronomy and Astrophysics. Observatory reports.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1977,
       volume = {9},
        pages = {58-67},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977BAAS....9...58O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977AstQ....1..261O,
       author = {{Osterbrock}, D.~E.},
        title = "Su-shu Huang",
      journal = {Astronomy Quarterly},
         year = 1977,
       volume = {1},
        pages = {261},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977AstQ....1..261O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977ApL....19...11O,
       author = {{Osterbrock}, D.~E. and {Wallace}, R.~K.},
        title = "Effective Collision Strengths of Quasar Ultraviolet Emission Lines",
      journal = {\aplett},
         year = 1977,
       volume = {19},
        pages = {11},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977ApL....19...11O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976ApJ...210L.117T,
       author = {{Tohline}, J.~E. and {Osterbrock}, D.~E.},
        title = "Variation of the spectrum of the Seyfert galaxy NGC 7603.",
      journal = {\apjl},
         year = 1976,
       volume = {210},
        pages = {L117-L120},
          doi = {10.1086/182317},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976ApJ...210L.117T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976PASP...88..615T,
       author = {{Tohline}, J.~E. and {Osterbrock}, D.~E.},
        title = "Variation of the spectrum of the Seyfert galaxy NGC 7603.",
      journal = {\pasp},
         year = 1976,
       volume = {88},
        pages = {615-616},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976PASP...88..615T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976PASP...88..589O,
       author = {{Osterbrock}, Donald E.},
        title = "Optical Spectra of Radio and Seyfert Galaxies",
      journal = {\pasp},
         year = 1976,
       volume = {88},
        pages = {589},
          doi = {10.1086/129991},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976PASP...88..589O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1976BAAS....8..531O,
       author = {{Osterbrock}, D.~E. and {Wallace}, R.~K.},
        title = "Effective Collision Strengths of Quasar Ultraviolet Emission Lines.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1976,
       volume = {8},
        pages = {531},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976BAAS....8..531O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976A&A....51..323G,
       author = {{Grandi}, S.~A. and {Osterbrock}, D.~E. and {Philipps}, M.~M.},
        title = "The Radial Velocity of Calar Alto 1",
      journal = {\aap},
         year = 1976,
       volume = {51},
        pages = {323},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976A&A....51..323G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976MNRAS.176P..61O,
       author = {{Osterbrock}, D.~E. and {Koski}, A.~T.},
        title = "NGC 4151 and Markarian 6 - two intermediate-type Seyfert galaxies",
      journal = {\mnras},
         year = 1976,
       volume = {176},
        pages = {61P-66P},
          doi = {10.1093/mnras/176.1.61P},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976MNRAS.176P..61O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976PASP...88..349O,
       author = {{Osterbrock}, D.~E. and {Walker}, M.~F. and {Koski}, A.~T.},
        title = "The spectrum of light pollution at Mount Hamilton.",
      journal = {\pasp},
         year = 1976,
       volume = {88},
        pages = {349-352},
          doi = {10.1086/129955},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976PASP...88..349O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976ApJ...206..898O,
       author = {{Osterbrock}, D.~E. and {Koski}, A.~T. and {Phillips}, M.~M.},
        title = "The optical spectra of 3C 227 and other broad-line radio galaxies.",
      journal = {\apj},
         year = 1976,
       volume = {206},
        pages = {898-909},
          doi = {10.1086/154454},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976ApJ...206..898O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976S&T....51...91O,
       author = {{Osterbrock}, Donald E.},
        title = "California-Wisconsin Axis in American Astronomy II",
      journal = {\skytel},
         year = 1976,
       volume = {51},
        pages = {91},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976S&T....51...91O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976S&T....51....9O,
       author = {{Osterbrock}, Donald E.},
        title = "California-Wisconsin Axis in American Astronomy I",
      journal = {\skytel},
         year = 1976,
       volume = {51},
        pages = {9},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976S&T....51....9O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976LicOB.742....1T,
       author = {{Tohline}, J.~E. and {Osterbrock}, D.~E.},
        title = "Variation of the spectrum of the Seyfert galaxy NGC 7603.",
      journal = {Lick Observatory Bulletin},
         year = 1976,
       volume = {742},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976LicOB.742....1T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976LicOB.741....1G,
       author = {{Grandi}, S.~A. and {Osterbrock}, D.~E. and {Phillips}, M.~M.},
        title = "The radial velocity of Calar Alto 1.",
      journal = {Lick Observatory Bulletin},
         year = 1976,
       volume = {741},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976LicOB.741....1G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976LicOB.724....1O,
       author = {{Osterbrock}, D.~E. and {Koski}, A.~T. and {Phillips}, M.~M.},
        title = "The optical spectra of 3C 227 and other broad-line radio galaxies.",
      journal = {Lick Observatory Bulletin},
         year = 1976,
       volume = {724},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976LicOB.724....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976LicOB.718....1K,
       author = {{Koski}, A.~T. and {Osterbrock}, D.~E.},
        title = "Electron temperature in the elliptical galaxy NGC 1052.",
      journal = {Lick Observatory Bulletin},
         year = 1976,
       volume = {718},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976LicOB.718....1K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1976BAAS....8...46O,
       author = {{Osterbrock}, D.~E. and {Mathews}, W.~G.},
        title = "University of California: IV. Lick Observatory. V. Board of Studies in Astronomy and Astrophysics. Observatory reports.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1976,
       volume = {8},
        pages = {46-54},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976BAAS....8...46O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976ApJ...203L..49K,
       author = {{Koski}, A.~T. and {Osterbrock}, D.~E.},
        title = "Electron Temperature in the Elliptical Galaxy NGC 1052",
      journal = {\apjl},
         year = 1976,
       volume = {203},
        pages = {L49},
          doi = {10.1086/182017},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976ApJ...203L..49K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976ApJ...203..481L,
       author = {{Lutz}, J.~H. and {Lutz}, T.~E. and {Kaler}, J.~B. and {Osterbrock}, D.~E. and {Gregory}, S.~A.},
        title = "The peculiar object He 2-467.",
      journal = {\apj},
         year = 1976,
       volume = {203},
        pages = {481},
          doi = {10.1086/154102},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976ApJ...203..481L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976ApJ...203..329O,
       author = {{Osterbrock}, D.~E.},
        title = "Markarian 376: a Seyfert Galaxy with Strong fe II Emission",
      journal = {\apj},
         year = 1976,
       volume = {203},
        pages = {329-334},
          doi = {10.1086/154083},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976ApJ...203..329O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975PASP...87..949P,
       author = {{Phillips}, M.~M. and {Osterbrock}, D.~E.},
        title = "The Optical Emission-Line Spectrum of 3C 120",
      journal = {\pasp},
         year = 1975,
       volume = {87},
        pages = {949},
          doi = {10.1086/129879},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975PASP...87..949P},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1975BAAS....7..516O,
       author = {{Osterbrock}, D.~E.},
        title = "Spectrophotometry of Seyfert 1 Galaxies",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1975,
       volume = {7},
        pages = {516},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975BAAS....7..516O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975PASP...87..507O,
       author = {{Osterbrock}, D.~E.},
        title = "Markarian 376 - a Seyfert galaxy with strong Fe II emission.",
      journal = {\pasp},
         year = 1975,
       volume = {87},
        pages = {507},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975PASP...87..507O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975JRASC..69..196O,
       author = {{Osterbrock}, Donald E.},
        title = "Review of Publications: Astrophysics of Gaseous Nebulae",
      journal = {\jrasc},
         year = 1975,
       volume = {69},
        pages = {196},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975JRASC..69..196O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1975BAAS....7R.452C,
       author = {{Costero}, R. and {Osterbrock}, D.~E.},
        title = "Optical Emission-Line Spectra of 3C 327 and Other Narrow-Line Radio Galaxies",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1975,
       volume = {7},
        pages = {452},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975BAAS....7R.452C},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1975BAAS....7..453K,
       author = {{Koski}, A.~T. and {Osterbrock}, D.~E.},
        title = "Electron Temperature of NGC 1052",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1975,
       volume = {7},
        pages = {453},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975BAAS....7..453K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1975BAAS....7..452P,
       author = {{Phillips}, M.~M. and {Osterbrock}, D.~E.},
        title = "The Optical Emission-Line Spectrum of 3C 120",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1975,
       volume = {7},
        pages = {452},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975BAAS....7..452P},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1975BAAS....7..452O,
       author = {{Osterbrock}, D.~E. and {Koski}, A.~T. and {Phillips}, M.~M.},
        title = "Optical Spectra of 3C 227 and Other Broad-Line Radio Galaxies",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1975,
       volume = {7},
        pages = {452},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975BAAS....7..452O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975ApJ...197..535O,
       author = {{Osterbrock}, Donald E. and {Miller}, Joseph S.},
        title = "The Optical Emission-Line Spectrum of Cygnus a",
      journal = {\apj},
         year = 1975,
       volume = {197},
        pages = {535-544},
          doi = {10.1086/153541},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975ApJ...197..535O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975ApJ...197L..41O,
       author = {{Osterbrock}, D.~E. and {Koski}, A.~T. and {Phillips}, M.~M.},
        title = "Broad Balmer Emission Lines in Radio Galaxies",
      journal = {\apjl},
         year = 1975,
       volume = {197},
        pages = {L41},
          doi = {10.1086/181772},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975ApJ...197L..41O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1975BAAS....7..301O,
       author = {{Osterbrock}, D.~E. and {Mathews}, W.~G.},
        title = "University of California: IV. Lick Observatory. V. Board of Studies in Astronomy and Astrophysics. Observatory reports.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1975,
       volume = {7},
        pages = {301-311},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975BAAS....7..301O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975ApJ...196..687M,
       author = {{Mirzoyan}, L.~V. and {Miller}, J.~S. and {Osterbrock}, D.~E.},
        title = "Shahbazian 123: a new distant compact group of compact galaxies.",
      journal = {\apj},
         year = 1975,
       volume = {196},
        pages = {687-688},
          doi = {10.1086/153456},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975ApJ...196..687M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975LicOB.720....1P,
       author = {{Phillips}, M.~M. and {Osterbrock}, D.~E.},
        title = "The optical emission-line spectrum of 3C 120.",
      journal = {Lick Observatory Bulletin},
         year = 1975,
       volume = {720},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975LicOB.720....1P},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975LicOB.686....1O,
       author = {{Osterbrock}, D.~E. and {Miller}, J.~S.},
        title = "The optical emission-line spectrum of Cygnus A.",
      journal = {Lick Observatory Bulletin},
         year = 1975,
       volume = {686},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975LicOB.686....1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1974PASP...86..609O,
       author = {{Osterbrock}, D.~E.},
        title = "On the Location of the Extinction in NGC 7027",
      journal = {\pasp},
         year = 1974,
       volume = {86},
       number = {513},
        pages = {609},
          doi = {10.1086/129652},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974PASP...86..609O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1974BAAS....6..342O,
       author = {{Osterbrock}, D.~E. and {Miller}, J.~S.},
        title = "Spectrophotometry of the Radio Galaxy Cygnus A.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1974,
       volume = {6},
        pages = {342},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974BAAS....6..342O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1974BAAS....6..252O,
       author = {{Osterbrock}, D.~E. and {Mathews}, W.~G.},
        title = "University of California Observatory, Santa Cruz, California. IV. Lick Observatory. V. Board of Studies in Astronomy and Astrophysics. Observatory reports.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1974,
       volume = {6},
        pages = {252-258},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974BAAS....6..252O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1974ApJ...188..529B,
       author = {{Bohuski}, T.~J. and {Dufour}, R.~J. and {Osterbrock}, D.~E.},
        title = "Nebular photometry with an echelle spectrometer: [O III] line ratios in NGC 1976 and NGC 6853.",
      journal = {\apj},
         year = 1974,
       volume = {188},
        pages = {529},
          doi = {10.1086/152743},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974ApJ...188..529B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{1974agn..book.....O,
       author = {{Osterbrock}, Donald E.},
        title = "Astrophysics of gaseous nebulae",
         year = 1974,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974agn..book.....O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1973ApJ...185..441O,
       author = {{Osterbrock}, D.~E. and {Dufour}, R.~J.},
        title = "The Emission-Line Spectrum of N49 . .",
      journal = {\apj},
         year = 1973,
       volume = {185},
        pages = {441-452},
          doi = {10.1086/152432},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973ApJ...185..441O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1973BAAS....5..423O,
       author = {{Osterbrock}, D.~E.},
        title = "On the Location of the Extinction in NGC 7027.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1973,
       volume = {5},
        pages = {423},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973BAAS....5..423O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1973ApJ...184L..71O,
       author = {{Osterbrock}, D.~E. and {Costero}, R.},
        title = "The Emission-Line Spectrum of the Vela X Supernova Remnant",
      journal = {\apjl},
         year = 1973,
       volume = {184},
        pages = {L71},
          doi = {10.1086/181291},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973ApJ...184L..71O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1973LIACo..18..391O,
       author = {{Osterbrock}, D.~E.},
        title = "Introductory report: The origin and evolution of planetary nebulae.",
    booktitle = {Liege International Astrophysical Colloquia},
         year = 1973,
       editor = {{Remy-Battiau}, L. and {Vreux}, J.~M. and {Menzel}, D.~H.},
       series = {Liege International Astrophysical Colloquia},
       volume = {5},
        pages = {391},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973LIACo..18..391O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1973BAAS....5..247O,
       author = {{Osterbrock}, D.~E.},
        title = "Washburn Observatory, University of Wisconsin, Madison, Wisconsin. Observatory report.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1973,
       volume = {5},
        pages = {247-251},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973BAAS....5..247O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1973BAAS....5...11O,
       author = {{Osterbrock}, D.~E.},
        title = "Emission-Line Spectra of Supernova Remnants and Galaxies.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1973,
       volume = {5},
        pages = {11},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973BAAS....5...11O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1972BAAS....4..423O,
       author = {{Osterbrock}, D.~E. and {Costero}, R.},
        title = "Relative emission-line intensities in the Vela X nebula.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1972,
       volume = {4},
        pages = {423},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972BAAS....4..423O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1972BAAS....4..398O,
       author = {{Osterbrock}, D.~E. and {Dufour}, R.~J.},
        title = "The emission-line spectrum of N49, a supernova remnant in the Large Magellanic Cloud.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1972,
       volume = {4},
        pages = {398},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972BAAS....4..398O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1972BAAS....4..193O,
       author = {{Osterbrock}, D.~E.},
        title = "Washburn Observatory, University of Wisconsin, Madison, Wisconsin. Observatory report.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1972,
       volume = {4},
        pages = {193-198},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972BAAS....4..193O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1971ApJ...169L...1O,
       author = {{Osterbrock}, Donald E.},
        title = "Editorial",
      journal = {\apjl},
         year = 1971,
       volume = {169},
        pages = {L1},
          doi = {10.1086/180800},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971ApJ...169L...1O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1971swng.conf..151O,
       author = {{Osterbrock}, D.~E.},
        title = "Physical Conditions in the Active Nuclei of Galaxies and Quasi-Stellar Objects Deduced from Line Spectra",
    booktitle = {Study Week on Nuclei of Galaxies},
         year = 1971,
       editor = {{O'Connell}, D.~J.~K.},
        pages = {151},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971swng.conf..151O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@PROCEEDINGS{1971heun.conf.....M,
        title = "Helium in the universe",
    booktitle = {Helium in the Universe},
         year = 1971,
       volume = {2},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971heun.conf.....M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1971JQSRT..11..623O,
       author = {{Osterbrock}, D.~E.},
        title = "Line and continuum problems in gaseous nebulae.",
      journal = {\jqsrt},
         year = 1971,
       volume = {11},
       number = {6},
        pages = {623-639},
          doi = {10.1016/0022-4073(71)90043-4},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971JQSRT..11..623O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1971IAUTB..14..203O,
       author = {{Osterbrock}, D.~E.},
        title = "Interstellar Matter and Planetary Nebulae (Mati{\`e}re Interstellaire et N{\'e}buleuses P1an{\'e}taires)",
      journal = {Transactions of the International Astronomical Union, Series B},
         year = 1971,
       volume = {14B},
        pages = {203},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971IAUTB..14..203O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1971HiA.....2..247O,
       author = {{Osterbrock}, D.~E.},
        title = "Opening Remarks at Joint Discussion on the Helium in the Universe",
      journal = {Highlights of Astronomy},
         year = 1971,
       volume = {2},
        pages = {247},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971HiA.....2..247O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1971HiA.....2..245M,
       author = {{Mathis}, J.~S. and {Osterbrock}, D.~E.},
        title = "Helium in the universe. Joint discussion during the XIVth general assembly of the IAU, Brighton 1970.",
      journal = {Highlights of Astronomy},
         year = 1971,
       volume = {2},
        pages = {245-331},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971HiA.....2..245M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1971BAAS....3S..25O,
       author = {{Osterbrock}, D.~E.},
        title = "Collision Strengths for Ultraviolet Emission Lines in Quasars",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1971,
       volume = {3},
        pages = {25},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971BAAS....3S..25O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1971BAAS....3..217O,
       author = {{Osterbrock}, D.~E.},
        title = "Washburn Observatory, University of Wisconsin, Madison, Wisconsin. Report 1969-1970.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1971,
       volume = {3},
        pages = {217-222},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971BAAS....3..217O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1970QJRAS..11..199O,
       author = {{Osterbrock}, D.~E.},
        title = "Abundances of the Elements in Caseous Nebulae",
      journal = {\qjras},
         year = 1970,
       volume = {11},
        pages = {199},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1970QJRAS..11..199O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1970ApJ...161..811N,
       author = {{Nussbaumer}, H. and {Osterbrock}, D.~E.},
        title = "On the Forbidden Emission Lines of Iron in Seyfert Galaxies",
      journal = {\apj},
         year = 1970,
       volume = {161},
        pages = {811},
          doi = {10.1086/150585},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1970ApJ...161..811N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1970ApJ...160...25O,
       author = {{Osterbrock}, D.~E.},
        title = "Excitation of C III] {\ensuremath{\lambda}} 1909 and Other Semiforbidden Emission Lines in QSOs and Nebulae",
      journal = {\apj},
         year = 1970,
       volume = {160},
        pages = {25},
          doi = {10.1086/150401},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1970ApJ...160...25O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1970ApJ...159..823O,
       author = {{Osterbrock}, D.~E.},
        title = "Emission-Line Profiles in the Planetary Nebula IC 418",
      journal = {\apj},
         year = 1970,
       volume = {159},
        pages = {823},
          doi = {10.1086/150359},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1970ApJ...159..823O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1970JPhB....3..149O,
       author = {{Osterbrock}, D.~E.},
        title = "Excitation of semi-forbidden 2s$^{2}$ $^{1}$S-2s2p $^{3}$P lines observed in quasars and nebulae",
      journal = {Journal of Physics B Atomic Molecular Physics},
         year = 1970,
       volume = {3},
       number = {2},
        pages = {149-160},
          doi = {10.1088/0022-3700/3/2/009},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1970JPhB....3..149O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1970IAUTA..14..387O,
       author = {{Osterbrock}, D.~E.},
        title = "Interstellar matter and planetary nebulae.",
      journal = {Transactions of the International Astronomical Union, Series A},
         year = 1970,
       volume = {14A},
        pages = {387-404},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1970IAUTA..14..387O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1969BAAS....1R.357O,
       author = {{Osterbrock}, D.~E.},
        title = "Calculated [Fe X] and [Fe XIV] Line Strengths in a Seyfert-Galaxy Model",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1969,
       volume = {1},
        pages = {357},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969BAAS....1R.357O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1969AJ.....74..515M,
       author = {{Morgan}, W.~W. and {Osterbrock}, D.~E.},
        title = "On the Classification of the Forms and the Stellar Content of Galaxies",
      journal = {\aj},
         year = 1969,
       volume = {74},
        pages = {515},
          doi = {10.1086/110828},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969AJ.....74..515M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1969RSPTA.264..241O,
       author = {{Osterbrock}, D.~E.},
        title = "Expected Infrared Spectra of Gaseous Nebulae",
      journal = {Phil.\ Trans.\ Royal Soc.\ London A},
         year = 1969,
       volume = {264},
       number = {1150},
        pages = {241-247},
          doi = {10.1098/rsta.1969.0019},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969RSPTA.264..241O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1969Obs....89...45.,
       author = {{Osterbrock}, D.~E.},
        title = "1968 December 13 meeting of the Royal Astronomical Society",
      journal = {The Observatory},
         year = 1969,
       volume = {89},
        pages = {45-55},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969Obs....89...45.},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1969MSRSL..25..391O,
       author = {{Osterbrock}, D.~E.},
        title = "Forbidden emission lines in galaxies and quasars.",
      journal = {Memoires of the Societe Royale des Sciences de Liege},
         year = 1969,
       volume = {25},
        pages = {391-402},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969MSRSL..25..391O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1969LIACo..15..391O,
       author = {{Osterbrock}, D.~E.},
        title = "45. Forbidden Emission Lines in Galaxies and Quasars, Introductory Report",
    booktitle = {Liege International Astrophysical Colloquia},
         year = 1969,
       editor = {{Arpigny}, C. and {Edl{\'e}n}, B. and {Swings}, P.},
       series = {Liege International Astrophysical Colloquia},
       volume = {15},
        pages = {391-402},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969LIACo..15..391O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1969ApL.....4...57O,
       author = {{Osterbrock}, D.~E.},
        title = "Calculated [Fe X] and [Fe XIV] Line Strengths in a Seyfert Galaxy Model",
      journal = {\aplett},
         year = 1969,
       volume = {4},
        pages = {57},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969ApL.....4...57O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1968AJ.....73..916O,
       author = {{Osterbrock}, D.~E.},
        title = "Proceedings of the Conference on Seyfert Galaxies and Related Objects: 46. Concluding Remarks: Spectroscopic Problems",
      journal = {\aj},
         year = 1968,
       volume = {73},
        pages = {916},
          doi = {10.1086/110751},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968AJ.....73..916O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1968AJ.....73..904O,
       author = {{Osterbrock}, D.~E.},
        title = "Proceedings of the Conference on Seyfert Galaxies and Related Objects: 39. Calculated Balmer Decrements for Radiative Excitation by Power-Law Spectra",
      journal = {\aj},
         year = 1968,
       volume = {73},
        pages = {904},
          doi = {10.1086/110744},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968AJ.....73..904O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{1968iihs.book.....T,
       author = {{Terzian}, Y. and {Osterbrock}, D. and {Westerhout}, G.},
        title = "Interstellar ionized hydrogen. Symposium, Charlottesville, 1967 Dec. 8, 11.",
         year = 1968,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968iihs.book.....T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1968iih..conf..765O,
       author = {{Osterbrock}, Donald E.},
        title = "Concluding Remarks I, Optical Observations",
    booktitle = {Interstellar Ionized hydrogen Proceedings of the Symposium on HII},
         year = 1968,
       editor = {{Terzian}, Yervant},
        pages = {765},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968iih..conf..765O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1968RSPTA.264..241O,
       author = {{Osterbrock}, D.~E.},
        title = "Expected infrared spectra of gaseous nebulae.",
      journal = {Phil.\ Trans.\ Royal Soc.\ London A},
         year = 1968,
       volume = {264},
       number = {1150},
        pages = {241-247},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968RSPTA.264..241O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1968IAUS...34..441O,
       author = {{Osterbrock}, D.~E.},
        title = "Physical Processes",
    booktitle = {Planetary Nebulae},
         year = 1968,
       editor = {{Osterbrock}, Donald E. and {O'dell}, Charles Robert},
       volume = {34},
        pages = {441},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968IAUS...34..441O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1968IAUS...34..267O,
       author = {{Osterbrock}, D.~E.},
        title = "Emission-Line Profiles in Planetary Nebulae",
    booktitle = {Planetary Nebulae},
         year = 1968,
       editor = {{Osterbrock}, Donald E. and {O'dell}, Charles Robert},
       volume = {34},
        pages = {267},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968IAUS...34..267O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@PROCEEDINGS{1968IAUS...34.....O,
        title = "Planetary nebulae, proceedings from IAU Symposium no. 34.",
    booktitle = {Planetary Nebulae},
         year = 1968,
       volume = {34},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968IAUS...34.....O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1967PASP...79..523O,
       author = {{Osterbrock}, Donald E.},
        title = "Diffuse Nebulae",
      journal = {\pasp},
         year = 1967,
       volume = {79},
       number = {471},
        pages = {523},
          doi = {10.1086/128550},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1967PASP...79..523O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1967AJ.....72.1152O,
       author = {{Osterbrock}, D.~E.},
        title = "Washburn Observatory Report.",
      journal = {\aj},
         year = 1967,
       volume = {72},
        pages = {1152},
          doi = {10.1086/110392},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1967AJ.....72.1152O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1966ApJ...145..697O,
       author = {{Osterbrock}, D.~E. and {Miller}, J.~S. and {Weedman}, D.~W.},
        title = "Emission-Line Profiles in Planetary Nebulae",
      journal = {\apj},
         year = 1966,
       volume = {145},
        pages = {697},
          doi = {10.1086/148816},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1966ApJ...145..697O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1966stev.conf..381O,
       author = {{Osterbrock}, D.~E.},
        title = "Mass Loss in the Planetary Nebula Stage",
    booktitle = {Stellar Evolution},
         year = 1966,
       editor = {{Stein}, R.~F. and {Cameron}, A.~G.~W.},
        pages = {381},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1966stev.conf..381O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1966ApJ...143..268O,
       author = {{Osterbrock}, Donald E. and {Parker}, Robert A.~R.},
        title = "Excitation of the Optical Emission Lines in Quasi-Stellar Radio Sources",
      journal = {\apj},
         year = 1966,
       volume = {143},
        pages = {268},
          doi = {10.1086/148503},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1966ApJ...143..268O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965ApJ...142.1423O,
       author = {{Osterbrock}, Donald E.},
        title = "Temperature in H II Regions and Planetary Nebulae.",
      journal = {\apj},
         year = 1965,
       volume = {142},
        pages = {1423},
          doi = {10.1086/148427},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965ApJ...142.1423O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965ApJ...142..974M,
       author = {{Morgan}, W.~W. and {Hiltner}, W.~A. and {Neff}, J.~S. and {Garrison}, R. and {Osterbrock}, D.~E.},
        title = "Studies in Spectral Classification. III. The H-R Diagrams of NGC 2244 and NGC 2264.",
      journal = {\apj},
         year = 1965,
       volume = {142},
        pages = {974},
          doi = {10.1086/148366},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965ApJ...142..974M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965ApJ...141.1285O,
       author = {{Osterbrock}, Donald E.},
        title = "Radio-Frequency Optical Depths of Planetary Nebulae.",
      journal = {\apj},
         year = 1965,
       volume = {141},
        pages = {1285},
          doi = {10.1086/148214},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965ApJ...141.1285O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965ApJ...141..892O,
       author = {{Osterbrock}, Donald E. and {Parker}, Robert A.~R.},
        title = "Physical Conditions in the Nucleus of the Seyfert Galaxy NGC 1068.",
      journal = {\apj},
         year = 1965,
       volume = {141},
        pages = {892},
          doi = {10.1086/148184},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965ApJ...141..892O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965ApJ...141..287S,
       author = {{Stockhausen}, Ralph E. and {Osterbrock}, Donald E.},
        title = "C{2} Swan Bands in Comets.",
      journal = {\apj},
         year = 1965,
       volume = {141},
        pages = {287},
          doi = {10.1086/148112},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965ApJ...141..287S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965AJ.....70T.328O,
       author = {{Osterbrock}, Donald E.},
        title = "Radio-Frequency Optical Depths of Planetary Nebulae.",
      journal = {\aj},
         year = 1965,
       volume = {70},
        pages = {328},
          doi = {10.1086/109665},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965AJ.....70T.328O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1964AJ.....69..554O,
       author = {{Osterbrock}, D.~E. and {Parker}, R.~A.~R.},
        title = "Physical Conditions in the Nucleus of the Seyfert Galaxy NGC 1068.",
      journal = {\aj},
         year = 1964,
       volume = {69},
        pages = {554},
          doi = {10.1086/109325},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1964AJ.....69..554O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1964ARA&A...2...95O,
       author = {{Osterbrock}, Donald E.},
        title = "Planetary Nebulae",
      journal = {\araa},
         year = 1964,
       volume = {2},
        pages = {95},
          doi = {10.1146/annurev.aa.02.090164.000523},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1964ARA&A...2...95O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1963ApJ...138...62O,
       author = {{Osterbrock}, D.~E. and {Capriotti}, E.~R. and {Bautz}, L.~P.},
        title = "Balmer-Line Ratios in Planetary Nebulae.",
      journal = {\apj},
         year = 1963,
       volume = {138},
        pages = {62},
          doi = {10.1086/147617},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1963ApJ...138...62O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1963P&SS...11..621O,
       author = {{Osterbrock}, D.~E.},
        title = "Expected ultraviolet emission spectrum of a gaseous nebula",
      journal = {\planss},
         year = 1963,
       volume = {11},
       number = {6},
        pages = {621-632},
          doi = {10.1016/0032-0633(63)90168-5},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1963P&SS...11..621O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1962PASP...74..408O,
       author = {{O'Dell}, C.~R. and {Osterbrock}, D.~E.},
        title = "Emission-Band and Continuum Photometry of Comet Seki",
      journal = {\pasp},
         year = 1962,
       volume = {74},
       number = {440},
        pages = {408},
          doi = {10.1086/127839},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1962PASP...74..408O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1962ApJ...136..559O,
       author = {{O'Dell}, C.~R. and {Osterbrock}, D.~E.},
        title = "Emission-Band and Continuum Photometry of Comet Seki (1961f).",
      journal = {\apj},
         year = 1962,
       volume = {136},
        pages = {559},
          doi = {10.1086/147407},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1962ApJ...136..559O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1962ApJ...136..359O,
       author = {{Osterbrock}, D.~E.},
        title = "On Para-and Orthohydrogen Molecules in Interstellar Space.",
      journal = {\apj},
         year = 1962,
       volume = {136},
        pages = {359},
          doi = {10.1086/147388},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1962ApJ...136..359O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1962dmim.conf..111O,
       author = {{Osterbrock}, D.~E.},
        title = "Gas in Elliptical and S0 Galaxies",
    booktitle = {The Distribution and Motion of Interstellar Matter in Galaxies},
         year = 1962,
       editor = {{Woltjer}, Lodewijk},
        pages = {111},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1962dmim.conf..111O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1962D&MIM......111O,
       author = {{Osterbrock}, D.~E.},
      journal = {Distribribution \& Motion Interstellar Matter in Galaxies},
         year = 1962,
        pages = {111},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1962D&MIM......111O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1962ApJ...135..195O,
       author = {{Osterbrock}, Donald E.},
        title = "The Escape of Resonance-Line Radiation from an Optically Thick Nebula.",
      journal = {\apj},
         year = 1962,
       volume = {135},
        pages = {195},
          doi = {10.1086/147258},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1962ApJ...135..195O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1961ApJ...134..347O,
       author = {{Osterbrock}, Donald E.},
        title = "The Heating of the Solar Chromosphere, Plages, and Corona by Magnetohydrodynamic Waves.",
      journal = {\apj},
         year = 1961,
       volume = {134},
        pages = {347},
          doi = {10.1086/147165},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1961ApJ...134..347O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1961ApJ...134..270O,
       author = {{Osterbrock}, Donald E.},
        title = "On Ambipolar Diffusion in H I Regions.",
      journal = {\apj},
         year = 1961,
       volume = {134},
        pages = {270-272},
          doi = {10.1086/147155},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1961ApJ...134..270O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1961PASP...73..129O,
       author = {{Osterbrock}, D.~E. and {Rogerson}, J.~B., Jr.},
        title = "The Helium and Heavy-Element Content of Gaseous-Nebulae and the Sun",
      journal = {\pasp},
         year = 1961,
       volume = {73},
       number = {431},
        pages = {129},
          doi = {10.1086/127637},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1961PASP...73..129O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1961AJ.....66S..50O,
       author = {{Osterbrock}, Donald E.},
        title = "Heating of the Solar Chromosphere, Plages, and Corona by Magnetohydrodynamic Waves.",
      journal = {\aj},
         year = 1961,
       volume = {66},
        pages = {50},
          doi = {10.1086/108567},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1961AJ.....66S..50O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1961ApJ...133....2O,
       author = {{Osterbrock}, Donald E. and {Stockhausen}, Ralph E.},
        title = "Photometry and Radiometry of Gaseous Nebulae.",
      journal = {\apj},
         year = 1961,
       volume = {133},
        pages = {2},
          doi = {10.1086/146998},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1961ApJ...133....2O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1960ApJ...132..325O,
       author = {{Osterbrock}, Donald E.},
        title = "Interstellar Matter in Elliptical Galaxies. II.",
      journal = {\apj},
         year = 1960,
       volume = {132},
        pages = {325},
          doi = {10.1086/146930},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1960ApJ...132..325O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1960ApJ...132...18F,
       author = {{Flather}, Edith and {Osterbrock}, Donald E.},
        title = "The Emission-Line Spectrum of the Orion Nebula.",
      journal = {\apj},
         year = 1960,
       volume = {132},
        pages = {18},
          doi = {10.1086/146894},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1960ApJ...132...18F},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1960ApJ...131..541O,
       author = {{Osterbrock}, Donald E.},
        title = "Electron Densities in Planetary Nebulae.",
      journal = {\apj},
         year = 1960,
       volume = {131},
        pages = {541},
          doi = {10.1086/146866},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1960ApJ...131..541O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1960ApJ...131..537M,
       author = {{Minkowski}, R. and {Osterbrock}, D.},
        title = "Electron Densities in Two Planetary Nebulae.",
      journal = {\apj},
         year = 1960,
       volume = {131},
        pages = {537},
          doi = {10.1086/146865},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1960ApJ...131..537M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1960ApJ...131..310O,
       author = {{Osterbrock}, Donald E. and {Stockhausen}, Ralph E.},
        title = "Photoelectric Photometry of Diffuse Nebulae.",
      journal = {\apj},
         year = 1960,
       volume = {131},
        pages = {310},
          doi = {10.1086/146835},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1960ApJ...131..310O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1959ApJ...129..583M,
       author = {{Minkowski}, R. and {Osterbrock}, D.},
        title = "Interstellar Matter in Elliptical Nebulae.",
      journal = {\apj},
         year = 1959,
       volume = {129},
        pages = {583},
          doi = {10.1086/146656},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1959ApJ...129..583M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@ARTICLE{1959AJ.....64...53O,
       author = {{Osterbrock}, Donald and {Stockhausen}, Ralph},
        title = "Photoelectric photometry of diffuse nebulae.",
      journal = {\aj},
         year = 1959,
       volume = {64},
        pages = {53},
          doi = {10.1086/107864},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1959AJ.....64...53O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1959PASP...71...23O,
       author = {{Osterbrock}, Donald E.},
        title = "Parallel Filamentary Structure in Diffuse Nebulae",
      journal = {\pasp},
         year = 1959,
       volume = {71},
       number = {418},
        pages = {23},
          doi = {10.1086/127325},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1959PASP...71...23O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1959ApJ...129...26O,
       author = {{Osterbrock}, Donald and {Flather}, Edith},
        title = "Electron Densities in the Orion Nebula. II.",
      journal = {\apj},
         year = 1959,
       volume = {129},
        pages = {26},
          doi = {10.1086/146592},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1959ApJ...129...26O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1958PASP...70..457O,
       author = {{Osterbrock}, Donald E.},
        title = "Comet's Tails at Large Distances from the Sun",
      journal = {\pasp},
         year = 1958,
       volume = {70},
       number = {416},
        pages = {457},
          doi = {10.1086/127267},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1958PASP...70..457O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1958AJ.....63..310O,
       author = {{Osterbrock}, Donald and {Flather}, Edith},
        title = "Electron densities in the Orion Nebula, II.",
      journal = {\aj},
         year = 1958,
       volume = {63},
        pages = {310},
          doi = {10.1086/107760},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1958AJ.....63..310O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1958PASP...70..399O,
       author = {{Osterbrock}, Donald E.},
        title = "Two Dense Nebulae",
      journal = {\pasp},
         year = 1958,
       volume = {70},
       number = {415},
        pages = {399},
          doi = {10.1086/127245},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1958PASP...70..399O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1958ApJ...128...95O,
       author = {{Osterbrock}, Donald E.},
        title = "A Study of Two Comet Tails.",
      journal = {\apj},
         year = 1958,
       volume = {128},
        pages = {95},
          doi = {10.1086/146520},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1958ApJ...128...95O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1958PASP...70..180O,
       author = {{Osterbrock}, Donald E.},
        title = "Electron Densities in Filamentary Nebulae",
      journal = {\pasp},
         year = 1958,
       volume = {70},
       number = {413},
        pages = {180},
          doi = {10.1086/127204},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1958PASP...70..180O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1957AJ.....62..144O,
       author = {{Osterbrock}, Donald E.},
        title = "Parallel filamentary structure in diffuse nebulae.",
      journal = {\aj},
         year = 1957,
       volume = {62},
        pages = {144},
          doi = {10.1086/107497},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1957AJ.....62..144O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1957PASP...69..227O,
       author = {{Osterbrock}, Donald E.},
        title = "Electron Densities in the Filaments of the Crab Nebula",
      journal = {\pasp},
         year = 1957,
       volume = {69},
       number = {408},
        pages = {227},
          doi = {10.1086/127053},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1957PASP...69..227O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1957ApJ...125..622O,
       author = {{Osterbrock}, Donald E.},
        title = "Comet-Tail Structures in Emission Nebulae.",
      journal = {\apj},
         year = 1957,
       volume = {125},
        pages = {622},
          doi = {10.1086/146336},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1957ApJ...125..622O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1957ApJ...125...66S,
       author = {{Seaton}, M.~J. and {Osterbrock}, D.~E.},
        title = "Relative [O II] Intensities in Gaseous Nebulae.",
      journal = {\apj},
         year = 1957,
       volume = {125},
        pages = {66},
          doi = {10.1086/146282},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1957ApJ...125...66S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1957AJ.....62S..28O,
       author = {{Osterbrock}, Donald E.},
        title = "Comet-tail structures in emission nebulae.",
      journal = {\aj},
         year = 1957,
       volume = {62},
        pages = {28},
          doi = {10.1086/107652},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1957AJ.....62S..28O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1955ApJ...122..235O,
       author = {{Osterbrock}, Donald E.},
        title = "Electron Densities in the Orion Nebula.",
      journal = {\apj},
         year = 1955,
       volume = {122},
        pages = {235},
          doi = {10.1086/146081},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1955ApJ...122..235O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1955AJ.....60..175O,
       author = {{Osterbrock}, Donald E.},
        title = "Electron densities in the Orion Nebula.",
      journal = {\aj},
         year = 1955,
       volume = {60},
        pages = {175},
          doi = {10.1086/107203},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1955AJ.....60..175O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1953ApJ...118..529O,
       author = {{Osterbrock}, Donald E.},
        title = "The Internal Structure of Red Dwarf Stars.",
      journal = {\apj},
         year = 1953,
       volume = {118},
        pages = {529},
          doi = {10.1086/145781},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1953ApJ...118..529O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1953ApJ...117..306N,
       author = {{Naur}, Peter and {Osterbrock}, Donald E.},
        title = "Convective Cores in Stars.",
      journal = {\apj},
         year = 1953,
       volume = {117},
        pages = {306},
          doi = {10.1086/145695},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1953ApJ...117..306N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1952ApJ...116..164O,
       author = {{Osterbrock}, Donald E.},
        title = "The Time of Relaxation for Stars in a Fluctuating Density Field.",
      journal = {\apj},
         year = 1952,
       volume = {116},
        pages = {164},
          doi = {10.1086/145600},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1952ApJ...116..164O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1952AJ.....57....3M,
       author = {{Morgan}, W.~W. and {Sharpless}, S. and {Osterbrock}, D.},
        title = "Some features of galactic structure in the neighborhood of the Sun.",
      journal = {\aj},
         year = 1952,
       volume = {57},
        pages = {3-3},
          doi = {10.1086/106673},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1952AJ.....57....3M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1952ApJ...115..140O,
       author = {{Osterbrock}, Donald and {Sharpless}, Stewart},
        title = "The Milky way from Sagittarius to Cepheus in the Infrared.",
      journal = {\apj},
         year = 1952,
       volume = {115},
        pages = {140},
          doi = {10.1086/145525},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1952ApJ...115..140O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1952ApJ...115...89S,
       author = {{Sharpless}, Stewart and {Osterbrock}, Donald},
        title = "The Nearest H II Regions.",
      journal = {\apj},
         year = 1952,
       volume = {115},
        pages = {89},
          doi = {10.1086/145516},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1952ApJ...115...89S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1951ApJ...114..469O,
       author = {{Osterbrock}, Donald E.},
        title = "Transition Probabilities of Forbidden Lines.",
      journal = {\apj},
         year = 1951,
       volume = {114},
        pages = {469},
          doi = {10.1086/145487},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1951ApJ...114..469O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1951ApJ...113..222O,
       author = {{Osterbrock}, Donald and {Sharpless}, Stewart},
        title = "Photographs with the Henyey-Greenstein Wide-Angle Camera.",
      journal = {\apj},
         year = 1951,
       volume = {113},
        pages = {222},
          doi = {10.1086/145393},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1951ApJ...113..222O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}


