MLA
Wharf Scene South of Eads Bridge, St. Louis, Mo. [Hand Colored]. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 71. https://digital.library.emory.edu/purl/709w0vt4gr-cor.
APA, 6th edition
Wharf scene south of Eads Bridge, St. Louis, Mo. [hand colored] (Box 71). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/709w0vt4gr-cor.
Chicago
“Wharf Scene South of Eads Bridge, St. Louis, Mo. [Hand Colored].” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 71. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/709w0vt4gr-cor.