MLA
Lindsay, R. D. Street Scene in San Domingo : a Cartoon. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 76. https://digital.library.emory.edu/purl/866vx0k6fc-cor.
APA, 6th edition
Lindsay, R. D. Street scene in San Domingo : a cartoon (Box 76) [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/866vx0k6fc-cor.
Chicago
Lindsay, R. D. “Street Scene in San Domingo : a Cartoon.” Postcards. Robert Langmuir African American Photograph Collection, n.d. Box 76. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/866vx0k6fc-cor.