Harvard College Observatory
Organization
Found in 244 Collections and/or Records:
Regions of Milky Way Variables to be photographed with the 12-inch Metcalf telescope; Series MA. Cla, 1931-04 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
The HCO in the 20th c. and the Work of the Astronomical Computers
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File:
Variable Star Observations
Item Identifier: KG11365-6, phaedra2638
Scope and Contents:
This series contains astronomical observations, data calculations, and research notes produced by astronomers at the Harvard College Observatory throughout the first half of the 20th century. Most of the materials date between 1900 and 1935.Astronomers whose work is represented in this series include: Williamina Fleming, Evelyn Leland, Solon Irving Bailey, Antonia Maury, Henrietta Swan Leavitt, Edward S. King, Sarah E. Breslin, Annie Jump Cannon, Boris Petrovich Gerasmovich, Leon...
Reports on Observations of Stars in Northern Hemisphere up to 9th magnitude Pulkovo, 1879 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
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Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
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Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
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File:
Administrative Reports, Journals, and Memoranda
Item — Box 76Identifier: KG11365-6, phaedra1816
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Ruling Machine Screws; Discovery of Asteroids 112 and 109 & Ephemerides, 1870/1876 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
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Sub-Series:
Comets, Asteroids, and Meteors
Item — Box 11Identifier: KG11365-6, phaedra0430
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Russian Transit, 1873 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
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File:
Time Service, Clock Errors, and Other Instrument Readings
Item — Box 72Identifier: KG11365-6, phaedra1732
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Russian Transit, 1883 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
File:
Time Service, Clock Errors, and Other Instrument Readings
Item — Box 75Identifier: KG11365-6, phaedra1796
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Satellite IV, 1888/1890 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
File:
Miscellaneous
Item — Box 77Identifier: KG11365-6, phaedra1831
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Small Magellanic Cloud finding charts inscribed with the names of Harvard College Observatory astronomers
FOUND IN:
Harvard University Archives
Collection Identifier: UAV 630.253
Overview:
This series contains seventeen photographic finding charts of the Small Magellanic Cloud produced in the early twentieth century and inscribed with the names of several astronomers working at the Harvard College Observatory, including Henrietta Swan Leavitt, Marjorie Browning Leavens, Sylvia Mussells Lindsay, Sarah Hall Bonesteele, and Philip Shaefer Riggs. The Magellanic Clouds comprise two irregular galaxies, the Large Magellanic Cloud (LMC) and the Small Magellanic Cloud (SMC), which...
Photographs of Boyden Station in South Africa
FOUND IN:
Harvard University Archives
Collection Identifier: HUY 178
Overview:
Boyden Station was established by Harvard University in 1889 to allow for observations from the Southern Hemisphere. The observatory was originally located in Arequipa, Peru, but was relocated to a spot near Bloemfontien in the Orange Free State, South Africa in 1927 due to better weather. The collection includes 182 photographs, which probably date from the 1930s to 1950s. The images depict Boyden Station, as well as its surrounding areas, including employees, equipment, and local South...
Soledad Station Visual Observations, 1951/1953 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
The HCO in the 20th c. and the Work of the Astronomical Computers
/
File:
Related Materials
Item Identifier: KG11365-6, phaedra2647
Scope and Contents:
This series contains astronomical observations, data calculations, and research notes produced by astronomers at the Harvard College Observatory throughout the first half of the 20th century. Most of the materials date between 1900 and 1935.Astronomers whose work is represented in this series include: Williamina Fleming, Evelyn Leland, Solon Irving Bailey, Antonia Maury, Henrietta Swan Leavitt, Edward S. King, Sarah E. Breslin, Annie Jump Cannon, Boris Petrovich Gerasmovich, Leon...
Special Light Curves with Photometer, 1895/1896 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Early Variable Star Work
Item — Box 12Identifier: KG11365-6, phaedra0442
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Star Data, 1884/1885 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Related Observations and Reductions
Item — Box 77Identifier: KG11365-6, phaedra1840
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Star Data, 1882 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Related Observations and Reductions
Item — Box 77Identifier: KG11365-6, phaedra1841
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Star Lists (Zones), 1871/1871 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
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Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Meridian Circle Work, Observations and Reductions
Item — Box 11Identifier: KG11365-6, phaedra0435
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Star Observations, 1877 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Meridian Circle Work, Observations and Reductions
Item — Box 72Identifier: KG11365-6, phaedra1715
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Star Observations, 1877/1878 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Meridian Circle Work, Observations and Reductions
Item — Box 72Identifier: KG11365-6, phaedra1716
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Star Observations, 1869 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Meridian Circle Work, Observations and Reductions
Item — Box 72Identifier: KG11365-6, phaedra1717
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Star Observations, 1890 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Meridian Circle Work, Observations and Reductions
Item — Box 77Identifier: KG11365-6, phaedra1848
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Star places, 1875/1876 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Related Observations and Reductions
Item — Box 73Identifier: KG11365-6, phaedra1741
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Star Reduction, 1890 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Meridian Circle Work, Observations and Reductions
Item — Box 76Identifier: KG11365-6, phaedra1817
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Stars and Cluster, Lists with X plates entered, 1899 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Related Observations and Reductions
Item — Box 72Identifier: KG11365-6, phaedra1725
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Stars to be re-observed, 1875 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Meridian Circle Work, Observations and Reductions
Item — Box 73Identifier: KG11365-6, phaedra1740
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Subscribers to "The Account of Comet 1858"" and others", 1858/1877 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Early Work of the HCO under the Bond Adminstrations
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File:
M1-32: Miscellaneous (Copies of Originals)
Item — Box 7Identifier: KG11365-6, phaedra0275
Scope and Contents:
Contains frontmatter of Gould's Universal Index (1848)
[Summary of Variable Stars], 1840/1862 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Early Variable Star Work
Item — Box 13Identifier: KG11365-6, phaedra0472
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Sun Images, 1880 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Related Observations and Reductions
Item — Box 76Identifier: KG11365-6, phaedra1822
Scope and Contents:
One page of notes only
Table for reductions, 1875 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
Sub-Series:
Related Observations and Reductions
Item — Box 73Identifier: KG11365-6, phaedra1745
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
REFINE MY RESULTS:
- Type
- Archival Object 188
- Collection 56
- Subject
- Variable stars. 31
- Astronomy -- Observations. 11
- Astronomical clocks -- United States. 7
- Asteroids. 6
- Astronomy -- Research. 6
- Chronograph. 6
- Longitude -- Measurement -- History. 6
- Solar eclipses -- Observations. 6
- Astronomers -- United States. 5
- Astronomical photometry. 5
- Astronomy. 5
- Harvard University -- Astronomy 5
- Photographs 5
- Telescopes. 5
- Astronomical observatories -- Massachusetts -- Cambridge. 4
- Astronomy -- 19th century. 4
- Correspondence. 4
- Diaries 4
- Meteors. 4
- Time measurements. 4
- Astronomy -- History. 3
- Chronometers. 3
- Comets. 3
- Financial records. 3
- Stars -- Clusters. 3
- Sun -- Research. 3
- Women astronomers--United States 3
- Amateur astronomy. 2
- Asteroids--Orbits. 2
- Astronomers 2
- Astronomical instruments -- Design and construction. 2
- Astronomical photography. 2
- Boyden Station (Bloemfontein, South Africa) 2
- Horology. 2
- Manuscripts (documents) 2
- Milky Way 2
- Nebulae. 2
- Observatories. 2
- Occultations. 2
- Photoprints. 2
- Scientific apparatus and instruments. 2
- Scientists 2
- Scientists--United States 2
- Surveying -- Geodetic. 2
- Time -- Systems and standards -- United States. 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
- Astrometry 1
- Astronomers -- Archives. 1
- Astronomers--United States 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
- Boyden Station (Arequipa, Peru) 1
- Clocks and watches -- Marketing. 1
- Comets--Orbits. 1
- Contracts. 1
- Cryptography. 1
- Diplomas. 1
- Donati comet. 1
- Drawings 1
- Eclipses, Solar -- 1973. 1
- Emigration and immigration 1
- Family records 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
- 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 ∧ less
∨ more