MLA
McIntyre, A. D., and Major. Camp Followers, Camp Marion, S.C., 1899. 1899. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 75. https://digital.library.emory.edu/purl/764gmsbcff-cor.
APA, 6th edition
McIntyre, A. D., & M. (1899). Camp followers, Camp Marion, S.C., 1899 (Box 75) [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/764gmsbcff-cor.
Chicago
McIntyre, A. D., and Major. “Camp Followers, Camp Marion, S.C., 1899.” Postcards. Robert Langmuir African American Photograph Collection, 1899. Box 75. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/764gmsbcff-cor.