Yerkes Observatory Buildings, Instruments, Equipment, Grounds

Yerkes Observatory Buildings, Instruments, Equipment, Grounds
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Yerkes Observatory Buildings, Instruments, Equipment, Grounds
Micrometer 26:3018 (2008-003)
VI: Yerkes Observatory
Micrometer attached to the Yerkes Observatory 40-inch refractor telescope.
Micrometers | Refracting telescopes | Measuring instruments | Astronomical instruments
Undated
Black-and-white negatives; 18.6 x 24.4 cm
373 West Geneva Street | Williams Bay, Wisconsin
Y01
Archival Photographic Files
University of Chicago Library, Special Collections Research Center
apf6-00327

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