MLA
Old Mill : St. Augustine, Fla. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 70. https://digital.library.emory.edu/purl/726xwdbrzj-cor.
APA, 6th edition
Old mill : St. Augustine, Fla. (Box 70). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/726xwdbrzj-cor.
Chicago
“Old Mill : St. Augustine, Fla.” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 70. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/726xwdbrzj-cor.