| Title | Yerkes Observatory Buildings, Instruments, Equipment, Grounds |
| View | 40-inch Refractor Telescope 26:2672 (2008-003) |
| Series | VI: Yerkes Observatory |
| Description | Lower half of the Yerkes Observatory 40-inch refractor telescope tube in a vertical position with the Bruce spectrograph attached. |
| Subject Terms | Refracting telescopes | Spectrographs | Measuring instruments | Light--Measurement | Spectrum |
| Photographer | Morgan, William Wilson, 1906-1994 |
| Photograph Date | 1943 |
| Physical Format | Glass plate transparencies; 23.3 x 16.3 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 | apf6-00311 |
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