@ARTICLE{1933ASPL....2....5E,
       author = {{Ellerman}, Ferdinand},
        title = "Silvering the 100-inch Hooker Telescope",
      journal = {Leaflet of the Astronomical Society of the Pacific},
         year = 1933,
       volume = {2},
       number = {52},
        pages = {5},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1933ASPL....2....5E},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1928ASPL....1...73E,
       author = {{Ellerman}, Ferdinand},
        title = "Solar Prominences",
      journal = {Leaflet of the Astronomical Society of the Pacific},
         year = 1928,
       volume = {1},
        pages = {73},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1928ASPL....1...73E},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1922PASP...34...11E,
       author = {{Ellerman}, F.},
        title = "The Sun",
      journal = {\pasp},
         year = 1922,
       volume = {34},
       number = {197},
        pages = {11},
          doi = {10.1086/123138},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1922PASP...34...11E},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1922PAAS....4..162H,
       author = {{Hale}, George E. and {Ellerman}, Ferdinand},
        title = "The Mount Wilson Photographic Map of the Sun-Spot Spectrum",
    booktitle = {Publications of the American Astronomical Society},
         year = 1922,
       series = {Publications of the American Astronomical Society},
       volume = {4},
        pages = {162},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1922PAAS....4..162H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1921PA.....29..139E,
       author = {{Ellerman}, Ferdinand},
        title = "A Few Remarks on ``Dark Lightning''",
      journal = {Popular Astronomy},
         year = 1921,
       volume = {29},
        pages = {139-141},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1921PA.....29..139E},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1920PASP...32..272H,
       author = {{Hale}, G.~E. and {Ellerman}, F.},
        title = "The Mount Wilson Photographic Map of the Sun-Spot Spectrum",
      journal = {\pasp},
         year = 1920,
       volume = {32},
       number = {189},
        pages = {272},
          doi = {10.1086/122988},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1920PASP...32..272H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1919PNAS....5..242S,
       author = {{Seares}, F.~H. and {van Maanen}, A. and {Ellerman}, F.},
        title = "Deviations of the Sun's General Magnetic Field from That of a Uniformly Magnetized Sphere",
      journal = {Proceedings of the National Academy of Science},
         year = 1919,
       volume = {5},
       number = {7},
        pages = {242-246},
          doi = {10.1073/pnas.5.7.242},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1919PNAS....5..242S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1919ApJ....49..153H,
       author = {{Hale}, George E. and {Ellerman}, Ferdinand and {Nicholson}, S.~B. and {Joy}, A.~H.},
        title = "The Magnetic Polarity of Sun-Spots",
      journal = {\apj},
         year = 1919,
       volume = {49},
        pages = {153},
          doi = {10.1086/142452},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1919ApJ....49..153H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1919PASP...31...16E,
       author = {{Ellerman}, F.},
        title = "Solar Research at the Mount Wilson Observatory",
      journal = {\pasp},
         year = 1919,
       volume = {31},
       number = {179},
        pages = {16},
          doi = {10.1086/122801},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1919PASP...31...16E},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1919CMWCI.165....1H,
       author = {{Hale}, George E. and {Ellerman}, Ferdinand and {Nicholson}, S.~B. and {Joy}, A.~H.},
        title = "No. 165. The magnetic polarity of Sun-spots.",
      journal = {Contributions from the Mount Wilson Observatory / Carnegie Institution of Washington},
         year = 1919,
       volume = {165},
        pages = {1-26},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1919CMWCI.165....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1918PASP...30..250E,
       author = {{Ellerman}, F.},
        title = "Photographs made at Green River of the Corona and Prominences",
      journal = {\pasp},
         year = 1918,
       volume = {30},
       number = {176},
        pages = {250},
          doi = {10.1086/122738},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1918PASP...30..250E},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1918ApJ....47..206H,
       author = {{Hale}, G.~E. and {Seares}, F.~H. and {van Maanen}, A. and {Ellerman}, F.},
        title = "The General Magnetic Field of the Sun. Apparent Variation of Field-Strength with Level in the Solar Atmosphere",
      journal = {\apj},
         year = 1918,
       volume = {47},
        pages = {206},
          doi = {10.1086/142403},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1918ApJ....47..206H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1918PNAS....4....4S,
       author = {{Seares}, F.~H. and {van Maanen}, A. and {Ellerman}, F.},
        title = "The Location of the Sun's Magnetic Axis",
      journal = {Proceedings of the National Academy of Science},
         year = 1918,
       volume = {4},
       number = {1},
        pages = {4-9},
          doi = {10.1073/pnas.4.1.4},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1918PNAS....4....4S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1918PAAS....3Q...9H,
       author = {{Hale}, G.~E. and {Ellerman}, F. and {van Maanen}, A.},
        title = "The general magnetic field of the Sun",
    booktitle = {Publications of the American Astronomical Society},
         year = 1918,
       series = {Publications of the American Astronomical Society},
       volume = {3},
        pages = {9},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1918PAAS....3Q...9H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1918PAAS....3..330S,
       author = {{Seares}, F.~H. and {van Maanen}, A. and {Ellerman}, F.},
        title = "The location of the Sun's magnetic axis",
    booktitle = {Publications of the American Astronomical Society},
         year = 1918,
       series = {Publications of the American Astronomical Society},
       volume = {3},
        pages = {330},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1918PAAS....3..330S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1918PAAS....3...81H,
       author = {{Hale}, George E. and {Ellerman}, Ferdinand},
        title = "The polarity of sunspots",
    booktitle = {Publications of the American Astronomical Society},
         year = 1918,
       series = {Publications of the American Astronomical Society},
       volume = {3},
        pages = {81},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1918PAAS....3...81H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1918PA.....26....7E,
       author = {{Ellerman}, F.},
        title = "The location of the sun's magnetic axis (abstract)",
      journal = {Popular Astronomy},
         year = 1918,
       volume = {26},
        pages = {7},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1918PA.....26....7E},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1918CMWCI.148....1H,
       author = {{Hale}, G.~E. and {Seares}, F.~H. and {van Maanen}, A. and {Ellerman}, F.},
        title = "No. 148. The general magnetic field of the Sun. Apparent variation of the field-strength with level in the solar atmosphere.",
      journal = {Contributions from the Mount Wilson Observatory / Carnegie Institution of Washington},
         year = 1918,
       volume = {148},
        pages = {1-49},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1918CMWCI.148....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1917ApJ....46..298E,
       author = {{Ellerman}, Ferdinand},
        title = "Solar Hydrogen ``bombs''",
      journal = {\apj},
         year = 1917,
       volume = {46},
        pages = {298},
          doi = {10.1086/142366},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1917ApJ....46..298E},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1917CMWCI.141....1E,
       author = {{Ellerman}, Ferdinand.},
        title = "No. 141. Solar hydrogen ``bombs''.",
      journal = {Contributions from the Mount Wilson Observatory / Carnegie Institution of Washington},
         year = 1917,
       volume = {141},
        pages = {1-3},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1917CMWCI.141....1E},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1916PNAS....2..102H,
       author = {{Hale}, George E. and {Ellerman}, Ferdinand},
        title = "The Minute Structure of the Solar Atmosphere",
      journal = {Proceedings of the National Academy of Science},
         year = 1916,
       volume = {2},
       number = {2},
        pages = {102-108},
          doi = {10.1073/pnas.2.2.102},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1916PNAS....2..102H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1910PASP...22..165E,
       author = {{Ellerman}, Ferdinand},
        title = "An Expedition to Photograph a Comet",
      journal = {\pasp},
         year = 1910,
       volume = {22},
       number = {133},
        pages = {165},
          doi = {10.1086/122010},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1910PASP...22..165E},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1910RSPSA..83..177H,
       author = {{Hale}, George E. and {Ellerman}, Ferdinand},
        title = "On the Nature of the Hydrogen Flocculi and Their Structure at Different Levels in the Solar Atmosphere",
      journal = {Proceedings of the Royal Society of London Series A},
         year = 1910,
       volume = {83},
       number = {561},
        pages = {177-189},
          doi = {10.1098/rspa.1910.0004},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1910RSPSA..83..177H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1906CMWCI...7....1H,
       author = {{Hale}, George E. and {Ellerman}, Ferdinand.},
        title = "No. 7. The five-foot spectroheliograph of the solar observatory.",
      journal = {Contributions from the Mount Wilson Observatory / Carnegie Institution of Washington},
         year = 1906,
       volume = {7},
        pages = {1-10},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1906CMWCI...7....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1906ApJ....23...54H,
       author = {{Hale}, George E. and {Ellerman}, Ferdinand},
        title = "The Five-Foot Spectroheliograph of the Solar Observatory",
      journal = {\apj},
         year = 1906,
       volume = {23},
        pages = {54},
          doi = {10.1086/141301},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1906ApJ....23...54H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1904PYerO...2..253H,
       author = {{Hale}, George E. and {Ellerman}, Ferdinand and {Parkhurst}, J.~A.},
        title = "The Spectra of Stars of Secchi's Fourth Type",
      journal = {Publications of the Yerkes Observatory},
         year = 1904,
       volume = {2},
        pages = {253-385.8},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1904PYerO...2..253H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1904PYerO...2..251H,
       author = {{Hale}, E. and {Ellerman}, F. and {Parkhurst}, J.~A.},
        title = "The spectra of stars of Secchi's fourth type.",
      journal = {Publications of the Yerkes Observatory},
         year = 1904,
       volume = {2},
        pages = {251-385},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1904PYerO...2..251H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1904ApJ....19...41H,
       author = {{Hale}, George E. and {Ellerman}, Ferdinand},
        title = "Calcium and Hydrogen Flocculi",
      journal = {\apj},
         year = 1904,
       volume = {19},
        pages = {41},
          doi = {10.1086/141083},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1904ApJ....19...41H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1903PYerO...3....1H,
       author = {{Hale}, George E. and {Ellerman}, Ferdinand},
        title = "The Rumford spectroheliograph of the Yerkes Observatory",
      journal = {Publications of the Yerkes Observatory},
         year = 1903,
       volume = {3},
        pages = {I.1-XV},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1903PYerO...3....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1901ApJ....13..238H,
       author = {{Hale}, G.~E. and {Ellerman}, F. and {Parkhurst}, J.~A.},
        title = "Changes in the spectrum of Nova Persei.",
      journal = {\apj},
         year = 1901,
       volume = {13},
        pages = {238-240},
          doi = {10.1086/140812},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1901ApJ....13..238H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1899ApJ....10...87H,
       author = {{Hale}, G.~E. and {Ellerman}, F.},
        title = "On the spectra of stars of Secchi's fourth type. I.",
      journal = {\apj},
         year = 1899,
       volume = {10},
        pages = {87-112},
          doi = {10.1086/140614},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1899ApJ....10...87H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}


