Title | Yerkes Observatory Buildings, Instruments, Equipment, Grounds |
View | 40-inch Refractor Telescope 34:1189 (2008-003) |
Series | VI: Yerkes Observatory |
Description | Slow motion motor and gears on the tube of the Yerkes Observatory 40-inch refractor telescope. |
Subject Terms | Refracting telescopes | Motors | Gears |
Photographer | Ellerman, Ferdinand, 1869-1940 |
Photograph Date | 1903-04-01 |
Physical Format | Glass plate negatives; 19.0 x 24.4 cm |
Manufacturer | Alvan Clark & Sons; Warner & Swasey Company |
Location | 373 West Geneva Street | Williams Bay, Wisconsin |
Campus Grid | Y01 |
Collection | Archival Photographic Files |
Repository | University of Chicago Library, Special Collections Research Center |
Image Identifier | apf6-00936 |
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