MLA
Spencer, Thomas. House in Iuka, Mississippi. 1940. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 15, Folder 4. https://digital.library.emory.edu/purl/9354f4qsm3-cor.
APA, 6th edition
Spencer, T. (1940). House in Iuka, Mississippi (Box 15, Folder 4) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9354f4qsm3-cor.
Chicago
Spencer, Thomas. “House in Iuka, Mississippi.” Black-and-white photographs. Civil War Collection, 1940. Box 15, Folder 4. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9354f4qsm3-cor.