MLA
Kunstadt, Len. Signed Picture of Wilbur Sweatman with Three Clarinets. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 26. https://digital.library.emory.edu/purl/8708w9gj29-cor.
APA, 6th edition
Kunstadt, L. Signed picture of Wilbur Sweatman with three clarinets (Box 26) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/8708w9gj29-cor.
Chicago
Kunstadt, Len. “Signed Picture of Wilbur Sweatman with Three Clarinets.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 26. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/8708w9gj29-cor.