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The Pistor & Martins Meridian Circle

Of the Detroit Observatory

Chapter Source: Whitesell, Patricia S. A Creation of His Own: Tappan's Detroit Observatory. Michigan Historical Collections, Bentley Historical Library, University of Michigan, 1998.

Meridian Circle: Gallery
Meridian Circle: Pro Gallery

©2021 by Beyond the Horizon: the Detroit Observatory’s Early Women Astronomers. Designed by Yasmeen Berry under the Mellon Research Scholar Fellowship in Collaboration with the Bentley Historical Library. Sponsored by the Undergraduate Research Opportunity Program.

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