MLA
Walker, S. M. 1878. Oxford College Library (Oxford, Ga.), Box 1, Folder 132. https://digital.library.emory.edu/purl/477sn02w4k-cor.
APA, 6th edition
Walker, S. M. (Box 1, Folder 132). (1878). [Black-and-white photographs]. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/477sn02w4k-cor.
Chicago
“Walker, S. M.” Black-and-white photographs. Early Emory College Photographs, 1878. Box 1, Folder 132. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/477sn02w4k-cor.