MLA
Marr, Thos. E. African American Men Cooking Outdoors. 1902. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 55. https://digital.library.emory.edu/purl/6623bk3jgm-cor.
APA, 6th edition
Marr, T. E. (1902). African American men cooking outdoors (Box 55) [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/6623bk3jgm-cor.
Chicago
Marr, Thos. E. “African American Men Cooking Outdoors.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, 1902. Box 55. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/6623bk3jgm-cor.