MLA
Hess, Fred, and Son. Group Shot of the 26th Annual Session of the O.E.S. Oziel Grand Chapter in Atlantic City, N.J. 1939. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 31. https://digital.library.emory.edu/purl/583kwh70xg-cor.
APA, 6th edition
Hess, F., & S. (1939). Group shot of the 26th annual session of the O.E.S. Oziel Grand Chapter in Atlantic City, N.J. (Box 31) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/583kwh70xg-cor.
Chicago
Hess, Fred, and Son. “Group Shot of the 26th Annual Session of the O.E.S. Oziel Grand Chapter in Atlantic City, N.J.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, 1939. Box 31. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/583kwh70xg-cor.