MLA
Clay, Grady. 1910. Oxford College Library (Oxford, Ga.), OP 1910. https://digital.library.emory.edu/purl/139x0k6fjn-cor.
APA, 6th edition
Clay, Grady (OP 1910). (1910). [Black-and-white photographs]. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/139x0k6fjn-cor.
Chicago
“Clay, Grady.” Black-and-white photographs. Early Emory College Photographs, 1910. OP 1910. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/139x0k6fjn-cor.