Yerkes Observatory Buildings, Instruments, Equipment, Grounds

Yerkes Observatory Buildings, Instruments, Equipment, Grounds
Larger

Yerkes Observatory Buildings, Instruments, Equipment, Grounds
40-inch Refractor Telescope 126:161 (2008-003)
VI: Yerkes Observatory
Equatorial head of the Yerkes Observatory 40-inch refractor telescope showing axes, circles, etc.
Refracting telescopes | Telescope mounts
Undated
Glass plate negatives; 23.7 x 18.0 cm
Alvan Clark & Sons; Warner & Swasey Company
373 West Geneva Street | Williams Bay, Wisconsin
Y01
Archival Photographic Files
University of Chicago Library, Special Collections Research Center
apf6-01411

View information about rights and permissions.

View information about ordering reproductions.