Georgetown College Observatory (Washington, D. C.).
Georgetown College Observatory records, 1831-1971.
Includes records of observations, correspondence and student records.
Astronomical observatories -- United States -- Washington (D. C.).
Astronomy -- Observations
Personnel records in education. lcsh
Astronomy -- Study and teaching.
AIP-ICOS
Georgetown University. Library. Special Collections Division. 37th and O Streets NW, Washington, DC 20057, USA