MLA
Ferguson, W. H. 1883. Oxford College Library (Oxford, Ga.), Box 2, Folder 72. https://digital.library.emory.edu/purl/177fqz620j-cor.
APA, 6th edition
Ferguson, W. H. (Box 2, Folder 72). (1883). [Black-and-white photographs]. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/177fqz620j-cor.
Chicago
“Ferguson, W. H.” Black-and-white photographs. Early Emory College Photographs, 1883. Box 2, Folder 72. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/177fqz620j-cor.