![40 inch refracting telescope, University of Chicago, Yerkes Observatory - UWDC - UW-Madison Libraries 40 inch refracting telescope, University of Chicago, Yerkes Observatory - UWDC - UW-Madison Libraries](https://asset.library.wisc.edu/1711.dl/SQE7HV55W3GJY9C/M/h1380-65b89.jpg)
40 inch refracting telescope, University of Chicago, Yerkes Observatory - UWDC - UW-Madison Libraries
Yerkes Observatory Buildings, Instruments, Equipment, Grounds : Photographic Archive : The University of Chicago
☆ dr amanda bauer ☆ on Twitter: "I'm thrilled to announce that we are growing our science team at Yerkes Observatory by hiring a Director of Astronomy and Research! I joined @yerkescosmos
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