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Annals: Volume 12
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Annual Report of the Director of the Astronomical Observatory of Harvard College
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Reprints: Issues 51-75
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Reprints. Series I.: Issues 1-100
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Harvard College Observation Circular: Issues 201-250
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Circular: Issues 51-100
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Bulletin: Issues 801-850
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Astronomical Bulletin: Issues 801-850
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Annual Report
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Annual Report of the Directory of the Astronomical Observatory of Harvard College
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Annals of the Astronomical Observatory of Harvard College: Volume 2
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Harvard Observatory Monographs: Volume 1
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Report: Volume 66
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Astronomical Observatory of Harvard College
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Report - Harvard College Observatory
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List of New Nebulæ and Star-Clusters Seen at the Observatory of Harvard College, 1847-1863. From the Proceedings of the American Academy of Arts and Sciences, Etc
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Henry Draper Memorial: First-[fourth] Annual Report of the Photographic Study of Stellar Spectra, Issue 1
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Miscellaneous Investigations, Forming a Part of the Henry Draper Memorial
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Annual Report of the Director
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Miscellaneous Papers: 1888-1895
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