MLA
Prison Gang on King's Wharf in St. Thomas, W.I. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 77. https://digital.library.emory.edu/purl/337vmcvdnz-cor.
APA, 6th edition
Prison gang on King's Wharf in St. Thomas, W.I. (Box 77). [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/337vmcvdnz-cor.
Chicago
“Prison Gang on King's Wharf in St. Thomas, W.I.” Postcards. Robert Langmuir African American Photograph Collection, n.d. Box 77. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/337vmcvdnz-cor.