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You searched for: Collection The Charles Blumsack Collection of Astronomy Remove constraint Collection: The Charles Blumsack Collection of Astronomy Series Postcard Collection Remove constraint Series: Postcard Collection Place United States Remove constraint Place: United States

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100 inch telescope dome, Mt. Wilson Observatory
100 inch telescope, Mt. Wilson Observatory, largest in U.S.A.
100" reflecting telescope Mt. Wilson Calif.
150 ft. tower telescope, Mt. Wilson Observatory
The 200" telescope, Palomar Mountain, California
200-inch Hale telescope
The 41 inch reflecting telescope
Aeronautics History of Science Murals, Griffith Observatory, Los Angeles
Allegheny Observatory, Riverview Park, N.S. Pittsburgh, Pa.
Ann Arbor, Mich. University of Michigan, the observatory
Birthplace of Maria Mitchell, erected 1790, Nantucket, Mass.
Cambridge, Mass. Robinson Hall, Harvard College
Cleveland Museum of Natural History
Columbus, Ohio, observatory- Ohio State University