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An Exhibition of the Development and Impact of Higher Education in Astronomy for Women at the University of Michigan
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
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