| Title | Yerkes Observatory Buildings, Instruments, Equipment, Grounds |
| View | Camera 55:843 (2008-003) |
| Series | VI: Yerkes Observatory |
| Description | Yerkes Observatory "Sky Patrol" on the observatory roof. |
| Subject Terms | Cameras (Photographic equipment) | Roofs | Astronomical photography |
| Photograph Date | 1921-01-28 |
| Physical Format | Glass plate negatives; 19.6 x 24.6 cm |
| 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 | apf6-01353 |
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