Yerkes Observatory
| Title | Yerkes Observatory |
| View | Group photograph, 1919 2:1540b (2013-082) |
| Series | VI: Yerkes Observatory |
| Description | Yerkes Observatory staff, August 1919, from left (back row): Storrs B. Barrett, Hannah Steele Pettit, Edison Pettit, Clifford C. Crump, Frances Allen, Florence Baldwin Lee, Helen Davis, Evelyn W. Wickham, Oliver J. Lee, Mary Ross Calvert, Inez Wendell, Alice Hall Farnsworth, George C. Blakslee, John Paraskevopoulos, Harriet M. Parsons, Paul A. Biefeld; (front row) George Van Biesbroeck, Francis P. Leavenworth, Edwin Brant Frost (Director), Albert A. Michelson, Edward Emerson Barnard, John A. Parkhurst. |
| Subject Terms | Biefeld, Paul Alfred, 1867-1943 | Michelson, Albert Abraham, 1852-1931 | Calvert, Mary Ross, 1884-1974 | Pettit, Edison, 1890-1962 | Pettit, Hannah Steele, 1886-1961 | Leavenworth, Francis Preserved, 1858-1928 |
| Photograph Date | 1919-08 |
| Physical Format | Photographic prints; 18.1 x 22.6 cm |
| Location | Williams Bay, Wisconsin |
| Collection | Archival Photographic Files |
| Repository | University of Chicago Library, Special Collections Research Center |
| Image Identifier | apf6-04613 |
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