MLA
Chickering, Elmer. Roland B. Dow. 1905. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 2, Folder 8. https://digital.library.emory.edu/purl/81289320wn-cor.
APA, 6th edition
Chickering, E. (1905). Roland B. Dow (Box 2, Folder 8) [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/81289320wn-cor.
Chicago
Chickering, Elmer. “Roland B. Dow.” Card photographs (photographs). William H. Scott Family Papers, 1848-1982, 1905. Box 2, Folder 8. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/81289320wn-cor.