MLA
Dorsey, W. Kendall. Sea Toilers along the Coast Haul in Their Nets at Sunset. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 70. https://digital.library.emory.edu/purl/13331zcrp1-cor.
APA, 6th edition
Dorsey, W. K. Sea toilers along the coast haul in their nets at sunset (Box 70) [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/13331zcrp1-cor.
Chicago
Dorsey, W. Kendall. “Sea Toilers along the Coast Haul in Their Nets at Sunset.” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 70. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/13331zcrp1-cor.