MLA
Brothers, Lane. Students, Individuals - Men Writing on Typewriters. 1940. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 15, Folder 5. https://digital.library.emory.edu/purl/9010p2nh6b-cor.
APA, 6th edition
Brothers, L. (1940). Students, individuals - Men writing on typewriters (Box 15, Folder 5) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9010p2nh6b-cor.
Chicago
Brothers, Lane. “Students, Individuals - Men Writing on Typewriters.” Black-and-white photographs. EU Office of Alumni Publications Photos Deposit Collection 1, 1940. Box 15, Folder 5. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9010p2nh6b-cor.