@ARTICLE{1988SpPol...4..143W,
       author = {{Ware}, Randolph H. and {Rogers}, Thomas F. and {Padua}, David J. and {Roberts}, Walter Orr},
        title = "Space Phoenix",
      journal = {Space Policy},
         year = 1988,
       volume = {4},
       number = {2},
        pages = {143-150},
          doi = {10.1016/0265-9646(88)90036-7},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988SpPol...4..143W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1983wcrs.proc..495R,
       author = {{Roberts}, W.~O.},
        title = "Panel Discussion: The Reality of the Association Between Solar Activity (Such as Flares) and Atmospheric Electrical Effects (Including Thunderstorms)",
    booktitle = {Weather and Climate Responses to Solar Variations},
         year = 1983,
        pages = {495},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983wcrs.proc..495R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1983wcrs.proc..469O,
       author = {{Olson}, R.~H. and {Roberts}, W.~O.},
        title = "On the Apparent Modulation of Thunderstorms by Solar Plages",
    booktitle = {Weather and Climate Responses to Solar Variations},
         year = 1983,
        pages = {469},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983wcrs.proc..469O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1982coas.conf..161R,
       author = {{Roberts}, W.~O. and {Olson}, R.~H.},
        title = "A Suggested Approach to Research on the Sun / Weather Problems",
    booktitle = {Compendium in Astronomy, Cosmology and Astrophysics},
         year = 1982,
       editor = {{Terzian}, Yervant and {Bilson}, Elizabeth M.},
        pages = {161},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982coas.conf..161R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979Sci...204...60W,
       author = {{Wilcox}, J.~M. and {Duffy}, P.~B. and {Schatten}, K.~H. and {Svalgaard}, L. and {Scherrer}, P.~H. and {Roberts}, W.~O. and {Olson}, R.~H.},
        title = "Interplanetary Magnetic Field Polarity and the Size of Low-Pressure Troughs Near 180 degrees W Longitude",
      journal = {Science},
         year = 1979,
       volume = {204},
       number = {4388},
        pages = {60-62},
          doi = {10.1126/science.204.4388.60},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979Sci...204...60W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1979stiw.conf...29R,
       author = {{Roberts}, W.~O.},
        title = "Introductory Review of Solar-Terrestrial Weather and Climate Relationships",
    booktitle = {Solar-Terrestrial Influences on Weather and Climate},
         year = 1979,
       editor = {{McCormac}, Billy M. and {Seliga}, Thomas A.},
        pages = {29},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979stiw.conf...29R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978Natur.274..140O,
       author = {{Olson}, R.~H. and {Roberts}, W.~O. and {Prince}, H.~D. and {Hedeman}, E.~R.},
        title = "Solar plages and the vorticity of the earth's atmosphere",
      journal = {\nat},
         year = 1978,
       volume = {274},
        pages = {140-142},
          doi = {10.1038/274140a0},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978Natur.274..140O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978Natur.272..231G,
       author = {{Gerety}, Edward J. and {Olson}, Roger H. and {Roberts}, Walter Orr},
        title = "Analysis of a possible Sun-weather correlation",
      journal = {\nat},
         year = 1978,
       volume = {272},
       number = {5650},
        pages = {231-232},
          doi = {10.1038/272231a0},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978Natur.272..231G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1977ICRC....5..245O,
       author = {{Olson}, R.~H. and {Roberts}, W.~O. and {Shea}, M.~A. and {Smart}, D.~F.},
        title = "The Influence of Solar Proton Flares on the Circulation of the Earth's Troposphere (Abstract)",
    booktitle = {International Cosmic Ray Conference},
         year = 1977,
       series = {International Cosmic Ray Conference},
       volume = {5},
        pages = {245},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977ICRC....5..245O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975Natur.257..113O,
       author = {{Olson}, R.~H. and {Roberts}, W.~O. and {Zerefos}, C.~S.},
        title = "Short term relationships between solar flares, geomagnetic storms, and tropospheric vorticity patterns",
      journal = {\nat},
         year = 1975,
       volume = {257},
        pages = {113-115},
          doi = {10.1038/257113a0},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975Natur.257..113O},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1975NASSP.366...13R,
       author = {{Roberts}, Walter Orr},
        title = "Relationships Between Solar Activity and Climate Change",
    booktitle = {NASA Special Publication},
         year = 1975,
       volume = {366},
        pages = {13},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975NASSP.366...13R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1974JAtS...31..581W,
       author = {{Wilcox}, John M. and {Scherrer}, Philip H. and {Svalgaard}, Leif and {Roberts}, Walter Orr and {Olson}, Roger H. and {Jenne}, Roy L.},
        title = "Influence of Solar Magnetic Sector Structure on Terrestrial Atmospheric Vorticity.",
      journal = {Journal of Atmospheric Sciences},
         year = 1974,
       volume = {31},
       number = {2},
        pages = {581-588},
          doi = {10.1175/1520-0469(1974)031<0581:IOSMSS>2.0.CO;2},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974JAtS...31..581W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1974PhT....27e..65R,
       author = {{Roberts}, W.~O.},
        title = "C. G. Abbot, 1872 May 31 - 1973 December 17",
      journal = {Physics Today},
         year = 1974,
       volume = {27},
       number = {5},
        pages = {65},
          doi = {10.1063/1.3128601},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974PhT....27e..65R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1973Sci...180..185W,
       author = {{Wilcox}, John M. and {Scherrer}, Philip H. and {Svalgaard}, Leif and {Roberts}, Walter Orr and {Olson}, Roger H.},
        title = "Solar Magnetic Sector Structure: Relation to Circulation of the Earth's Atmosphere",
      journal = {Science},
         year = 1973,
       volume = {180},
       number = {4082},
        pages = {185-186},
          doi = {10.1126/science.180.4082.185},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973Sci...180..185W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1973RvGSP..11..731R,
       author = {{Roberts}, W.~O. and {Olson}, R.~H.},
        title = "New evidence for effects of variable solar corpuscular emission on the weather.",
      journal = {Reviews of Geophysics and Space Physics},
         year = 1973,
       volume = {11},
        pages = {731-740},
          doi = {10.1029/RG011i003p00731},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973RvGSP..11..731R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1970Icar...13..354R,
       author = {{Roberts}, Walter Orr},
        title = "Sydney Chapman, 1888-1970",
      journal = {\icarus},
         year = 1970,
       volume = {13},
       number = {2},
        pages = {354-356},
          doi = {10.1016/0019-1035(70)90062-X},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1970Icar...13..354R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1970Sci...167...11R,
       author = {{Roberts}, Walter Orr},
        title = "After the Moon, the Earth!",
      journal = {Science},
         year = 1970,
       volume = {167},
       number = {3914},
        pages = {11-16},
          doi = {10.1126/science.167.3914.11},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1970Sci...167...11R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1967StAst..20...92G,
       author = {{Goodman}, J.~W. and {Roberts}, W.~O.},
        title = "Book Reviews",
      journal = {Strolling Astronomer},
         year = 1967,
       volume = {20},
       number = {5-6},
        pages = {92-94},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1967StAst..20...92G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1967StAst..20...58C,
       author = {{Cruikshank}, D.~P. and {Bartlett}, J.~C. and {Gordon}, R.~W. and {Roberts}, W.~O.},
        title = "Book Reviews",
      journal = {Strolling Astronomer},
         year = 1967,
       volume = {20},
       number = {3-4},
        pages = {58-60},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1967StAst..20...58C},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1967StAst..20...28R,
       author = {{Roberts}, W.~O. and {Smith}, J.~R.},
        title = "Book Reviews",
      journal = {Strolling Astronomer},
         year = 1967,
       volume = {20},
       number = {1-2},
        pages = {28-29},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1967StAst..20...28R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1966StAst..19..164R,
       author = {{Roberts}, W.~O.},
        title = "Book Reviews",
      journal = {Strolling Astronomer},
         year = 1966,
       volume = {19},
       number = {9-10},
        pages = {164-167},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1966StAst..19..164R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1966StAst..19...86H,
       author = {{Hodgson}, R.~G. and {Roberts}, W.~O. and {Gordon}, R.~W.},
        title = "Book Reviews",
      journal = {Strolling Astronomer},
         year = 1966,
       volume = {19},
       number = {5-6},
        pages = {86-88},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1966StAst..19...86H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1966NASSP..82...40R,
       author = {{Roberts}, Walter Orr},
        title = "Atmospheric Sciences for the Space Age",
    booktitle = {NASA Special Publication},
         year = 1966,
       volume = {82},
        pages = {40},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1966NASSP..82...40R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965StAst..19...25R,
       author = {{Roberts}, W.~O.},
        title = "Book Review",
      journal = {Strolling Astronomer},
         year = 1965,
       volume = {19},
       number = {1-2},
        pages = {25-27},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965StAst..19...25R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965StAst..18..199R,
       author = {{Roberts}, W.~O.},
        title = "Book Reviews",
      journal = {Strolling Astronomer},
         year = 1965,
       volume = {18},
       number = {9-10},
        pages = {199-201},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965StAst..18..199R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1964ApNr....9..147B,
       author = {{Billings}, Donald E. and {Roberts}, Walter Orr},
        title = "The origin of M-region geomagnetic storms",
      journal = {Astrophysica Norvegica},
         year = 1964,
       volume = {9},
        pages = {147},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1964ApNr....9..147B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1962IAUTB..11...52W,
       author = {{Waldmeier}, M. and {Ellison}, M.~A. and {Roberts}, W.~O.},
        title = "Representation and representatives",
      journal = {Transactions of the International Astronomical Union, Series B},
         year = 1962,
       volume = {11B},
        pages = {52},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1962IAUTB..11...52W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1961JGR....66..340R,
       author = {{Roberts}, W.~O. and {Zirin}, H.},
        title = "Corrigenda",
      journal = {\jgr},
         year = 1961,
       volume = {66},
        pages = {340},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1961JGR....66..340R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1960JGR....65.1645R,
       author = {{Roberts}, Walter Orr and {Zirin}, Harold},
        title = "Recent Progress in Solar Physics",
      journal = {\jgr},
         year = 1960,
       volume = {65},
        pages = {1645},
          doi = {10.1029/JZ065i006p01645},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1960JGR....65.1645R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1960JGR....65..529M,
       author = {{MacDonald}, Norman J. and {Roberts}, Walter Orr},
        title = "Further Evidence of a Solar Corpuscular Influence on Large-Scale Circulation at 300 Mb",
      journal = {\jgr},
         year = 1960,
       volume = {65},
        pages = {529},
          doi = {10.1029/JZ065i002p00529},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1960JGR....65..529M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1960AJ.....65Q..54M,
       author = {{McDonald}, N.~J. and {Roberts}, W.~O.},
        title = "Evidence of a Solar Corpuscular Influence on Large-Scale Weather Phenomena.",
      journal = {\aj},
         year = 1960,
       volume = {65},
        pages = {54},
          doi = {10.1086/108060},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1960AJ.....65Q..54M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1958ApJ...127..726C,
       author = {{Correll}, Malcolm and {Roberts}, Walter Orr},
        title = "Atmospheric Magnetic Filelds above Active Solar Region of April 13, 1950.",
      journal = {\apj},
         year = 1958,
       volume = {127},
        pages = {726},
          doi = {10.1086/146502},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1958ApJ...127..726C},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1958eas..conf....5R,
       author = {{Roberts}, Walter Orr},
        title = "Sun-Earth Relationships",
    booktitle = {Earth, Air and Space},
         year = 1958,
       editor = {{Branley}, Franklyn M.},
        pages = {5},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1958eas..conf....5R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1957PASP...69..268R,
       author = {{Roberts}, Walter Orr},
        title = "Department of Astro-Geophysics at the University of Colorado",
      journal = {\pasp},
         year = 1957,
       volume = {69},
       number = {408},
        pages = {268},
          doi = {10.1086/127068},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1957PASP...69..268R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1957IAUS....4..336R,
       author = {{Roberts}, W.~O.},
        title = "Optical evidences of radiational and corpuscular emission from active solar regions",
    booktitle = {Radio astronomy},
         year = 1957,
       editor = {{van de Hulst}, Hendrik Christoffel},
       volume = {4},
        pages = {336},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1957IAUS....4..336R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1956SCoA....1...99R,
       author = {{Roberts}, Walter Orr},
        title = "Solar-Terrestrial Relationships: Weather and Communications",
      journal = {Smithsonian Contributions to Astrophysics},
         year = 1956,
       volume = {1},
        pages = {99},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1956SCoA....1...99R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1956AJ.....61Q.189R,
       author = {{Roberts}, Walter Orr},
        title = "Some coronagraph spectra of chromosphere",
      journal = {\aj},
         year = 1956,
       volume = {61},
        pages = {189},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1956AJ.....61Q.189R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1955JGR....60...33P,
       author = {{Pecker}, Jean-Claude and {Roberts}, Walter Orr},
        title = "Solar Corpuscles Responsible for Geomagnetic Disturbances",
      journal = {\jgr},
         year = 1955,
       volume = {60},
       number = {1},
        pages = {33-44},
          doi = {10.1029/JZ060i001p00033},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1955JGR....60...33P},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1955ApJ...121..231A,
       author = {{Athay}, R.~G. and {Roberts}, W.~O.},
        title = "Coronal Line Intensities at the Khartoum Eclipse.",
      journal = {\apj},
         year = 1955,
       volume = {121},
        pages = {231},
          doi = {10.1086/145980},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1955ApJ...121..231A},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1955ApJ...121..224R,
       author = {{Rothschild}, Kurt and {Pecker}, Jean-Claude and {Roberts}, Walter Orr},
        title = "The Prominence of July 25, 1951.",
      journal = {\apj},
         year = 1955,
       volume = {121},
        pages = {224},
          doi = {10.1086/145979},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1955ApJ...121..224R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1954ApJ...120..509P,
       author = {{Pecker}, Charlotte and {Billings}, Donald E. and {Roberts}, Walter Orr},
        title = "Identification of the Yellow Coronal Line.",
      journal = {\apj},
         year = 1954,
       volume = {120},
        pages = {509},
          doi = {10.1086/145939},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1954ApJ...120..509P},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1954AJ.....59..330P,
       author = {{Pecker}, Jean-Claude and {Roberts}, Walter Orr},
        title = "Solar corpuscles responsible for geomagnetic disturbances.",
      journal = {\aj},
         year = 1954,
       volume = {59},
        pages = {330},
          doi = {10.1086/107040},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1954AJ.....59..330P},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1954AJ.....59..316B,
       author = {{Billings}, D.~E. and {Pecker}, C. and {Roberts}, W.~O.},
        title = "Study of profiles of coronal emission lines.",
      journal = {\aj},
         year = 1954,
       volume = {59},
        pages = {316},
          doi = {10.1086/107023},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1954AJ.....59..316B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1954ApJ...120..112D,
       author = {{Dolder}, F.~P. and {Roberts}, W.~O. and {Billings}, D.~E.},
        title = "Active Region Prominences and the Yellow Coronal Line.",
      journal = {\apj},
         year = 1954,
       volume = {120},
        pages = {112},
          doi = {10.1086/145886},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1954ApJ...120..112D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1954AuJPh...7..230R,
       author = {{Rush}, J.~H. and {Roberts}, W.~O.},
        title = "Recent Studies of Chromospheric Spicules",
      journal = {Australian Journal of Physics},
         year = 1954,
       volume = {7},
        pages = {230},
          doi = {10.1071/PH540230},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1954AuJPh...7..230R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1954AJ.....59..182A,
       author = {{Athay}, R.~G. and {Evans}, J.~W. and {Roberts}, W.~O.},
        title = "The active region on the west solar limb during the eclipse of 25 February 1952.",
      journal = {\aj},
         year = 1954,
       volume = {59},
        pages = {182-183},
          doi = {10.1086/106983},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1954AJ.....59..182A},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1954Sci...119..546K,
       author = {{Kuhn}, Thomas S. and {Nelson}, E.~C. and {Kron}, Gerald E. and {Athay}, R. Grant and {Roberts}, Walter Orr and {Miller}, Frederic H.},
        title = "Astronomy and Mathematics. (Book Reviews: Dialogue on the Great World Systems; Dialogue concerning the Two Chief World Systems--Ptolemaic \& Copernican)",
      journal = {Science},
         year = 1954,
       volume = {119},
       number = {3095},
        pages = {546-550},
          doi = {10.1126/science.119.3095.546-b},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1954Sci...119..546K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1954ApJ...119..120D,
       author = {{Dolder}, Frederick P. and {Roberts}, Walter Orr and {Billings}, Donald E.},
        title = "Solar Flares and the Yellow Coronal Line.",
      journal = {\apj},
         year = 1954,
       volume = {119},
        pages = {120},
          doi = {10.1086/145801},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1954ApJ...119..120D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1953Obs....73..244A,
       author = {{Athay}, R.~G. and {Evans}, J.~W. and {Roberts}, W.~O.},
        title = "The active region on the west solar limb during the eclipse of 1952 25 February",
      journal = {The Observatory},
         year = 1953,
       volume = {73},
        pages = {244-245},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1953Obs....73..244A},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1953ApJ...118..429B,
       author = {{Billings}, Donald E. and {Roberts}, Walter Orr},
        title = "Isophotal Photometry of a Solar Flare.",
      journal = {\apj},
         year = 1953,
       volume = {118},
        pages = {429},
          doi = {10.1086/145770},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1953ApJ...118..429B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1953ApJ...117..292B,
       author = {{Bartlett}, Thomas J. and {Witte}, Bruno and {Roberts}, Walter Orr},
        title = "Eruptive Prominence Associated with Limb Flare of may 8, 1951.",
      journal = {\apj},
         year = 1953,
       volume = {117},
        pages = {292},
          doi = {10.1086/145693},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1953ApJ...117..292B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1953sun..book..653R,
       author = {{Roberts}, Walter Orr},
        title = "Continuous Solar Survey, Cinematography, and Electronic Sun-Follower",
    booktitle = {The Sun},
         year = 1953,
       editor = {{Kuiper}, Gerard Peter},
        pages = {653-658},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1953sun..book..653R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1953AJ.....58S.225R,
       author = {{Roberts}, W.~O. and {Grenchik}, R. and {Billings}, D.~E.},
        title = "Origin of white-light coronal streamers.",
      journal = {\aj},
         year = 1953,
       volume = {58},
        pages = {225},
          doi = {10.1086/106935},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1953AJ.....58S.225R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1953AJ.....58S.211B,
       author = {{Billings}, D.~E. and {Liebenberg}, D.~H. and {Roberts}, W.~O.},
        title = "Evolution of coronal regions.",
      journal = {\aj},
         year = 1953,
       volume = {58},
        pages = {211},
          doi = {10.1086/106934},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1953AJ.....58S.211B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1953AJ.....58R.226R,
       author = {{Rush}, J.~H. and {Roberts}, W.~O.},
        title = "Recent studies of chromospheric spicules.",
      journal = {\aj},
         year = 1953,
       volume = {58},
        pages = {226},
          doi = {10.1086/106929},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1953AJ.....58R.226R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1953AJ.....58R..37D,
       author = {{Dolder}, Frederick P. and {Roberts}, Walter Orr},
        title = "Solar limb flares and the yellow coronal line.",
      journal = {\aj},
         year = 1953,
       volume = {58},
        pages = {37},
          doi = {10.1086/106910},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1953AJ.....58R..37D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1953AJ.....58R..35B,
       author = {{Billings}, Donald E. and {Roberts}, Walter Orr},
        title = "Isophotal contour photometry of a solar flare.",
      journal = {\aj},
         year = 1953,
       volume = {58},
        pages = {35},
          doi = {10.1086/106909},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1953AJ.....58R..35B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1953AJ.....58R..33A,
       author = {{Athay}, R.~G. and {Billings}, D.~E. and {Evans}, J.~W. and {Roberts}, W.~O.},
        title = "Preliminary intensities of Balmer lines from the flash spectrum of the 1952 solar eclipse.",
      journal = {\aj},
         year = 1953,
       volume = {58},
        pages = {33},
          doi = {10.1086/106908},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1953AJ.....58R..33A},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1952ApJ...115..488R,
       author = {{Roberts}, Walter Orr},
        title = "Sunspot Prominences and the Yellow Coronal Line.",
      journal = {\apj},
         year = 1952,
       volume = {115},
        pages = {488},
          doi = {10.1086/145562},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1952ApJ...115..488R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1951AJ.....56R..47R,
       author = {{Roberts}, Walter Orr and {Trotter}, Dorothy and {Witte}, Bruno},
        title = "Solar activity at the time of the eclipse of September 12, 1950.",
      journal = {\aj},
         year = 1951,
       volume = {56},
        pages = {47},
          doi = {10.1086/106609},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1951AJ.....56R..47R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1951AJ.....56Q.138R,
       author = {{Roberts}, Walter Orr},
        title = "Sunspot prominences and the yellow coronal line.",
      journal = {\aj},
         year = 1951,
       volume = {56},
        pages = {138},
          doi = {10.1086/106597},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1951AJ.....56Q.138R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1950PASP...62..219R,
       author = {{Roberts}, Walter Orr},
        title = "Observation of Chromospheric Opacity",
      journal = {\pasp},
         year = 1950,
       volume = {62},
       number = {367},
        pages = {219},
          doi = {10.1086/126280},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1950PASP...62..219R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1950AJ.....55R..80R,
       author = {{Roberts}, Walter Orr and {Brenton}, Virginia K. and {Shapley}, Martha B. and {Kopal}, Zdenek},
        title = "New observations of solar spicules.",
      journal = {\aj},
         year = 1950,
       volume = {55},
        pages = {80},
          doi = {10.1086/106442},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1950AJ.....55R..80R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1949PASP...61..160R,
       author = {{Roberts}, Walter Orr and {Brenton}, Virginia K. and {Shapley}, Martha B. and {Kopal}, Zdenek},
        title = "Further Measures of Chromospheric Spicules",
      journal = {\pasp},
         year = 1949,
       volume = {61},
       number = {361},
        pages = {160},
          doi = {10.1086/126162},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1949PASP...61..160R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1948ApJ...108..523R,
       author = {{Roberts}, Walter Orr},
        title = "Association of Corona with Prominence.",
      journal = {\apj},
         year = 1948,
       volume = {108},
        pages = {523},
          doi = {10.1086/145090},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1948ApJ...108..523R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1948AJ.....54...48R,
       author = {{Roberts}, Walter Orr},
        title = "Association of solar corona and prominence.",
      journal = {\aj},
         year = 1948,
       volume = {54},
        pages = {48},
          doi = {10.1086/106189},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1948AJ.....54...48R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1948HarMo...7..299R,
       author = {{Roberts}, Walter Orr},
        title = "Solar Activity",
    booktitle = {Harvard Observatory Monographs},
         year = 1948,
       volume = {7},
        pages = {299},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1948HarMo...7..299R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1946ApJ...103..257S,
       author = {{Shapley}, A.~H. and {Roberts}, W.~O.},
        title = "The Correlation of Magnetic Disturbances with Intense Emission Regions of the Solar Corona.",
      journal = {\apj},
         year = 1946,
       volume = {103},
        pages = {257},
          doi = {10.1086/144808},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1946ApJ...103..257S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1945ApJ...101..136R,
       author = {{Roberts}, Walter Orr},
        title = "A Preliminary Report on Chromospheric Spicules of Extremely Short Lifetime.",
      journal = {\apj},
         year = 1945,
       volume = {101},
        pages = {136},
          doi = {10.1086/144699},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1945ApJ...101..136R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@PHDTHESIS{1943PhDT.........1R,
       author = {{Roberts}, Walter Orr},
        title = "Preliminary Studies of the Solar Corona and Prominences with the Harvard Coronagraph.",
       school = {Harvard University, Massachusetts},
         year = 1943,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1943PhDT.........1R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1940PNAS...26..399S,
       author = {{Sterne}, Theodore Eugene and {Guthe}, Karl Frederick and {Roberts}, Walter Orr},
        title = "On Possible Changes in the Solar ``Constant''",
      journal = {Proceedings of the National Academy of Science},
         year = 1940,
       volume = {26},
       number = {6},
        pages = {399-406},
          doi = {10.1073/pnas.26.6.399},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1940PNAS...26..399S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}


