Moon
| Title | Moon |
| View | Phases 36:18 (2008-003) |
| Series | VI: Yerkes Observatory |
| Description | Moon at 20 1/2 days. |
| Subject Terms | Moon | Satellites (Natural) | Moon--Phases | Astronomical photography |
| Photographer | Ritchey, George Willis, 1864-1945 |
| Photograph Date | Undated |
| Physical Format | Glass plate negatives; 22.4 x 18.9 cm |
| Collection | Archival Photographic Files |
| Repository | University of Chicago Library, Special Collections Research Center |
| Image Identifier | apf6-01027 |
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