MLA
Spencer, Thomas. House in Dalton, Georgia. Confederate General Joseph Johnston's Headquarters between December 1863 and March 1864. 1930. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 14, Folder 11. https://digital.library.emory.edu/purl/791sf7m1gk-cor.
APA, 6th edition
Spencer, T. (1930). House in Dalton, Georgia. Confederate general Joseph Johnston's headquarters between December 1863 and March 1864 (Box 14, Folder 11) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/791sf7m1gk-cor.
Chicago
Spencer, Thomas. “House in Dalton, Georgia. Confederate General Joseph Johnston's Headquarters between December 1863 and March 1864.” Black-and-white photographs. Civil War Collection, 1930. Box 14, Folder 11. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/791sf7m1gk-cor.