MLA
Willingham, B. S. 1883. Oxford College Library (Oxford, Ga.), Box 2, Folder 91. https://digital.library.emory.edu/purl/269m37pwnm-cor.
APA, 6th edition
Willingham, B. S. (Box 2, Folder 91). (1883). [Black-and-white photographs]. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/269m37pwnm-cor.
Chicago
“Willingham, B. S.” Black-and-white photographs. Early Emory College Photographs, 1883. Box 2, Folder 91. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/269m37pwnm-cor.