Harvard College Observatory

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• Subject: Astronomy X

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Type

Collection 13

Archival Object 9

 

Subject

Astronomy -- Observations. 11

Astronomy -- Research. 6

Astronomers -- United States. 5

Astronomy. 5

Harvard University -- Astronomy 5

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Telescopes. 5

Astronomy -- 19th century. 4

Correspondence. 4

Longitude -- Measurement -- History. 4

Photographs 4

Time measurements. 4

Variable stars. 4

Astronomical observatories -- Massachusetts -- Cambridge. 3

Astronomy -- History. 3

Chronometers. 3

Diaries 3

Financial records. 3

Solar eclipses -- Observations. 3

Women astronomers--United States 3

Amateur astronomy. 2

Asteroids. 2

Astronomical clocks -- United States. 2

Astronomical instruments -- Design and construction. 2

Astronomical photography. 2

Astronomical photometry. 2

Boyden Station (Bloemfontein, South Africa) 2

Chronograph. 2

Comets. 2

Manuscripts (documents) 2

Meteors. 2

Nebulae. 2

Observatories. 2

Occultations. 2

Photoprints. 2

Scientific apparatus and instruments. 2

Stars -- Clusters. 2

Surveying -- Geodetic. 2

Women in astronomy -- History. 2

Aberdeen Proving Ground (Md.) 1

Account books. 1

Aging--United States 1

Albums. 1

American Association of Variable Star Observers. 1

Annual reports. 1

Asteroids--Orbits. 1

Astrometry 1

Astronomers 1

Astronomers -- Archives. 1

Astronomers. 1

Astronomical instruments 1

Astronomical observatories -- South Africa. 1

Astronomy 1

Astronomy -- Societies, etc. 1

Astronomy -- Study and teaching. 1

Astrophysics. 1

Auroras--Spectra. 1

Auroras. 1

Autobiographies 1

Autobiographies. 1

Black-and-white photographs 1

Black-and-white photographs. 1

Comets--Orbits. 1

Contracts. 1

Cryptography. 1

Diplomas. 1

Donati comet. 1

Drawings 1

Eclipses, Solar -- 1973. 1

Emigration and immigration 1

Geodesy -- Observations 1

Geodesy. 1

Glass plate negatives 1

Harvard College Observatory (Cambridge, MA) 1

Harvard College Observatory -- Photographs. 1

Harvard University -- Finance. 1

Harvard University -- Women. 1

Horology. 1

Immigrants' writings, German 1

Lantern slides. 1

Lecture notes 1

Letterpress copybooks. 1

Letters (correspondence) 1

Letters. 1

Magnetic fields -- Measurement 1

Magnetic fields. 1

Magnetism. 1

Maine. 1

Manuscripts for publication 1

Maps 1

Medals 1

Memoirs 1

Meteorology 1

Meteorology -- Observations 1

Meteorology. 1

Meteors -- Orbits 1

Mothers and daughters--United States 1

Motion pictures. 1

Nantucket (Mass.) 1

Negatives. 1

Obituaries 1

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