MLA
Lewis, Edward H. African American Man in Military Uniform Holding a Sword. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 31. https://digital.library.emory.edu/purl/5977sqv9z5-cor.
APA, 6th edition
Lewis, E. H. African American man in military uniform holding a sword (Box 31) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/5977sqv9z5-cor.
Chicago
Lewis, Edward H. “African American Man in Military Uniform Holding a Sword.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 31. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/5977sqv9z5-cor.