| Title | Yerkes Observatory Buildings, Instruments, Equipment, Grounds |
| View | Spectrograph 56:480b (2008-003) |
| Series | VI: Yerkes Observatory |
| Description | Wallace spectrograph for photographic sensitometry at Yerkes Observatory. |
| Subject Terms | Spectrographs | Measuring instruments | Light--Measurement | Spectrum |
| Photograph Date | Undated |
| Physical Format | Glass plate negatives; 23.6 x 17.7 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 | apf6-01390 |
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