Moon
| Title | Moon |
| View | Oscillation 37:1437 (2008-003) |
| Series | VI: Yerkes Observatory |
| Description | Libration of moon in longitude. Right image, October 7, 1911: moon at 15 days, 16 hours. Left image, March 3, 1912: moon at 15 days, 1 hour. |
| Subject Terms | Moon | Satellites (Natural) | Librational motion | Astronomical photography |
| Photographer | Slocum, Frederick, 1873-1944 |
| Photograph Date | 1911-10-07/1912-03-03 |
| Physical Format | Glass plate negatives; 14.5 x 22.6 cm |
| Collection | Archival Photographic Files |
| Repository | University of Chicago Library, Special Collections Research Center |
| Image Identifier | apf6-01043 |
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