MLA
Keele, Ike. Old Black Joe. 1939. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 72. https://digital.library.emory.edu/purl/24947d7wnq-cor.
APA, 6th edition
Keele, I. (1939). Old Black Joe (Box 72) [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/24947d7wnq-cor.
Chicago
Keele, Ike. “Old Black Joe.” Photographic postcards. Robert Langmuir African American Photograph Collection, 1939. Box 72. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/24947d7wnq-cor.