MLA
Merritt, G. B. 1871. Oxford College Library (Oxford, Ga.), Box 1, Folder 30. https://digital.library.emory.edu/purl/4881jwsvpb-cor.
APA, 6th edition
Merritt, G. B. (Box 1, Folder 30). (1871). [Black-and-white photographs]. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/4881jwsvpb-cor.
Chicago
“Merritt, G. B.” Black-and-white photographs. Early Emory College Photographs, 1871. Box 1, Folder 30. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/4881jwsvpb-cor.