Calvert, Mary Ross

Calvert, Mary Ross

Calvert, Mary Ross
Informal 53:1879 (2008-003)
VI: Yerkes Observatory
Mary Ross Calvert, computer of Yerkes Observatory, operating the Kenwood 12-inch refractor telescope.
Calvert, Mary Ross, 1884-1974 | Astronomers | Mental calculators | Astronomy--Observations | Refracting telescopes
Blakslee, George C., 1861-1941
Glass plate negatives; 24.4 x 19.5 cm
Williams Bay, Wisconsin
Archival Photographic Files
University of Chicago Library, Special Collections Research Center

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