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Panama-Pacific International Exposition: 20-inch equatorial telescope for Chabot Observatory, Oakland, California
Warner & Swasey
still image
Pamphlets
Black and white image from the front cover of the pamphlet for the Warner & Swasey Co. exhibition at the Panama-Pacific International Exposition in 1915.
1915
eng
nonprojected graphic
4 x 6 in
pg270_1_13_e_front image
Number on bottom of pamphlet, front page "945-1915".
Panama-Pacific International Exposition (1915 : San Francisco, Calif.) Telescopes -- Ohio -- Cleveland Optical industry -- Ohio -- Cleveland -- Photographs Optical instruments -- Design and construction