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Showing Collections: 1 - 5 of 5

Annals of the Astronomical Observatory of Georgetown College No. I.

 Collection
Identifier: GTA-000461-DS
Scope and Contents Containing the Description of the Observatory and the Description and Use of the Transit Instrument, and Meridian Circle. New York, Edward Dunigan & Brother. 151 Fulton Street [two copies].

Includes drawings of south elevation, plan of ground floor, section from west to east, and transit instrument.

John G. Hagen, S.J.: Publications

 Collection
Identifier: GTA-000460

Observatory Publications

 Collection
Identifier: GTA-000462
Scope and Contents Photochronograph and Its Application to Star Transits. Stormont & Jackson, Printers. Washinton, D.C., 1891.Suggestions Regarding the Application of the Photochronograph. Stormont & Jackson, Printers. Washinton, D.C., 1894.Photochronograph Applied to the Measure of Double Stars and Planets. Stormont & Jackson, Printers. Washinton, D.C., 1894.Sun-Spot Drawings Made at the Georgetown College Observatory in 1850, September 20-November 6 by Father...

Old Archives: Observatory

 Collection
Identifier: GTA-000320-DS

Old Archives: Seismological Observatory

 Collection
Identifier: GTA-GAMMS259

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