MLA
Teich, Curt, and Co. At the Old Cabin Door [Hand Colored]. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 71. https://digital.library.emory.edu/purl/4988gtht8w-cor.
APA, 6th edition
Teich, C., & C. At the old cabin door [hand colored] (Box 71) [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/4988gtht8w-cor.
Chicago
Teich, Curt, and Co. “At the Old Cabin Door [Hand Colored].” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 71. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/4988gtht8w-cor.