Yerkes Observatory Buildings, Instruments, Equipment, Grounds

Yerkes Observatory Buildings, Instruments, Equipment, Grounds
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Yerkes Observatory Buildings, Instruments, Equipment, Grounds
40-inch Refractor Telescope 14:1955 (2008-003)
VI: Yerkes Observatory
Yerkes Observatory 40-inch refractor telescope trained on the eastern horizon as George Van Biesbroeck (at telescope) and William W. Morgan look for the Grigg-Skjellerup comet.
Van Biesbroeck, George, 1880-1974 | Morgan, William Wilson, 1906-1994 | Refracting telescopes | Grigg-Skjellerup comet | Comets
Blakslee, George C., 1861-1941
1927-12-19
Glass plate negatives; 19.3 x 24.7 cm
Alvan Clark & Sons; Warner & Swasey Company
373 West Geneva Street | Williams Bay, Wisconsin
Y01
Archival Photographic Files
University of Chicago Library, Special Collections Research Center
apf6-00451

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