MLA
Branch, L. W. 1891. Oxford College Library (Oxford, Ga.), Box 3, Folder 68. https://digital.library.emory.edu/purl/402q573p5w-cor.
APA, 6th edition
Branch, L. W. (Box 3, Folder 68). (1891). [Black-and-white photographs]. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/402q573p5w-cor.
Chicago
“Branch, L. W.” Black-and-white photographs. Early Emory College Photographs, 1891. Box 3, Folder 68. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/402q573p5w-cor.