MLA
Trimble, C. F. 1905. Oxford College Library (Oxford, Ga.), OP 1905. https://digital.library.emory.edu/purl/0278sf7n1d-cor.
APA, 6th edition
Trimble, C. F. (OP 1905). (1905). [Black-and-white photographs]. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/0278sf7n1d-cor.
Chicago
“Trimble, C. F.” Black-and-white photographs. Early Emory College Photographs, 1905. OP 1905. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/0278sf7n1d-cor.