MLA
Ledbetter, C. R. 1898. Oxford College Library (Oxford, Ga.), Box 5, Folder 21. https://digital.library.emory.edu/purl/9182jm64zc-cor.
APA, 6th edition
Ledbetter, C. R. (Box 5, Folder 21). (1898). [Black-and-white photographs]. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/9182jm64zc-cor.
Chicago
“Ledbetter, C. R.” Black-and-white photographs. Early Emory College Photographs, 1898. Box 5, Folder 21. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/9182jm64zc-cor.