The 40-inch Yerkes Observatory refracting telescope

The 40-inch Yerkes Observatory refracting telescope before mid-1970 changes., Credit Line: Yerkes Observatory, University of Chicago, courtesy of AIP Emilio Segrè Visual Archives, Yerkes Observatory Collection
Abstract/Description: The 40-inch Yerkes Observatory refracting telescope before mid-1970 changes.
Subject(s): Equipment and supplies
Observatories
Telescopes
Williams Bay (Wis.)
Yerkes Observatory
Credit Line: Yerkes Observatory, University of Chicago, courtesy of AIP Emilio Segrè Visual Archives, Yerkes Observatory Collection
Catalog ID: Yerkes Observatory F8