Title | Yerkes Observatory Buildings, Instruments, Equipment, Grounds |
View | Micrometer 67:1059 (2008-003) |
Series | VI: Yerkes Observatory |
Description | Filar micrometer attached to the eye-end of the Yerkes Observatory 40-inch refractor telescope, and used to study the small separations between double and binary stars. |
Subject Terms | Micrometers | Refracting telescopes | Lenses (Components) | Measuring instruments | Stars | Astronomical instruments |
Photograph Date | 1897-08-15 |
Physical Format | Glass plate negatives; 24.7 x 19.4 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 | apf6-01646 |
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