MLA
Black, M. M. 1888. Oxford College Library (Oxford, Ga.), Box 3, Folder 7. https://digital.library.emory.edu/purl/1439zw3s43-cor.
APA, 6th edition
Black, M. M. (Box 3, Folder 7). (1888). [Black-and-white photographs]. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/1439zw3s43-cor.
Chicago
“Black, M. M.” Black-and-white photographs. Early Emory College Photographs, 1888. Box 3, Folder 7. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/1439zw3s43-cor.