MLA
Spencer, Thomas. Henderson House near Chickamauga, Georgia. 1947. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 14, Folder 9. https://digital.library.emory.edu/purl/433dz08mth-cor.
APA, 6th edition
Spencer, T. (1947). Henderson House near Chickamauga, Georgia (Box 14, Folder 9) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/433dz08mth-cor.
Chicago
Spencer, Thomas. “Henderson House near Chickamauga, Georgia.” Black-and-white photographs. Civil War Collection, 1947. Box 14, Folder 9. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/433dz08mth-cor.