MLA
Spencer, Thomas. House in Cassville, Georgia. Confederate General John Bell Hood Stayed Here in October 10, 1864. 1925. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 14, Folder 6. https://digital.library.emory.edu/purl/921ghx3ghh-cor.
APA, 6th edition
Spencer, T. (1925). House in Cassville, Georgia. Confederate general John Bell Hood stayed here in October 10, 1864 (Box 14, Folder 6) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/921ghx3ghh-cor.
Chicago
Spencer, Thomas. “House in Cassville, Georgia. Confederate General John Bell Hood Stayed Here in October 10, 1864.” Black-and-white photographs. Civil War Collection, 1925. Box 14, Folder 6. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/921ghx3ghh-cor.