MLA
Blackshear, M. H. 1902. Oxford College Library (Oxford, Ga.), OP 1902. https://digital.library.emory.edu/purl/28380gb6kd-cor.
APA, 6th edition
Blackshear, M. H. (OP 1902). (1902). [Black-and-white photographs]. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/28380gb6kd-cor.
Chicago
“Blackshear, M. H.” Black-and-white photographs. Early Emory College Photographs, 1902. OP 1902. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/28380gb6kd-cor.