MLA
Spencer, Thomas. Tombstone of Francis L. Hillyer, 1st Lieutenant, Company C, 3rd Regiment of Georgia Volunteers, at Prospect Hill Cemetery in Front Royal, Virginia. 1963. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 15, Folder 8. https://digital.library.emory.edu/purl/959189332t-cor.
APA, 6th edition
Spencer, T. (1963). Tombstone of Francis L. Hillyer, 1st Lieutenant, Company C, 3rd Regiment of Georgia Volunteers, at Prospect Hill Cemetery in Front Royal, Virginia (Box 15, Folder 8) [Color photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/959189332t-cor.
Chicago
Spencer, Thomas. “Tombstone of Francis L. Hillyer, 1st Lieutenant, Company C, 3rd Regiment of Georgia Volunteers, at Prospect Hill Cemetery in Front Royal, Virginia.” Color photographs. Civil War Collection, 1963. Box 15, Folder 8. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/959189332t-cor.