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1.
100 inch telescope dome, Mt. Wilson Observatory
2.
100 inch telescope, Mt. Wilson Observatory, largest in U.S.A.
3.
100" reflecting telescope Mt. Wilson Calif.
4.
150 ft. tower telescope, Mt. Wilson Observatory
5.
Dome of the 100 inch Hooker Reflector, Mount Wilson Observatory, California
6.
Giant 100 inch telescope Mt. Wilson Observatory, California
7.
The 200" telescope, Palomar Mountain, California
8.
The 200-inch Hale telescope of the Mount Wilson and Palomar Observatories
9.
The 82-inch reflecting telescope of the W. J. McDonald Observatory of the University of Texas
10.
The dome of Palomar Observatory's 200" telescope is shown here on the morning after a winter storm
11.
The honeycombed structure of the 200" mirror sets waiting for the thin aluminum coating that will give it its high reflectivity
12.
Interior of Yerkes Observatory, Williams Bay, on Lake Geneva, Wisconsin
13.
Interior view of Palomar Mountain Observatory, showing details of world's largest telescope
14.
Largest (200-inch) mirror in the world
15.
Observatoire de Paris - Salle Méridienne
16.
Palomar Mountain, California, 200" observatory - assistant seated at control panel with the great mirror in the background
17.
Palomar Mountain, California, 200" observatory - observer is seated at the Casse-grain focus ready to insert the photographic...
18.
Palomar Mountain, California, 200" observatory - the observer is adjusting the photographic plate
19.
Palomar Observatory, Palomar Mountain, California
20.
Palomar Observatory, Palomar Mountain, California
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Travel Postcards of Charles Blumsack
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Leslie Jones Collection
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