| Title | Yerkes Observatory Buildings, Instruments, Equipment, Grounds |
| View | 40-inch Refractor Telescope 1:1163 (2008-003) |
| Series | VI: Yerkes Observatory |
| Description | Pier and column of Yerkes Observatory 40-inch refractor telescope beneath the elevating floor. |
| Subject Terms | Refracting telescopes | Piers (Supporting elements) |
| Photograph Date | 1901-11-20 |
| Physical Format | Glass plate negatives; 19.8 x 24.2 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 | apf6-00019 |
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