MLA
Davis, G. W. William Washington Browne with a Cane. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 62. https://digital.library.emory.edu/purl/4988gtht9j-cor.
APA, 6th edition
Davis, G. W. William Washington Browne with a cane (Box 62) [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/4988gtht9j-cor.
Chicago
Davis, G. W. “William Washington Browne with a Cane.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, n.d. Box 62. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/4988gtht9j-cor.