MLA
Valentine, and Sons. A Typical Street Scene in Tallahassee, Fla. : African American Man in an Ox-Drawn Carriage [Hand Colored]. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 75. https://digital.library.emory.edu/purl/982x3ffbjn-cor.
APA, 6th edition
V., & S. A typical street scene in Tallahassee, Fla. : African American man in an ox-drawn carriage [hand colored] (Box 75) [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/982x3ffbjn-cor.
Chicago
Valentine, and Sons. “A Typical Street Scene in Tallahassee, Fla. : African American Man in an Ox-Drawn Carriage [Hand Colored].” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 75. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/982x3ffbjn-cor.