MLA
Teich, Curt, and Co. Milbank Agricultural Building, Tuskegee Institute, Ala. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 69. https://digital.library.emory.edu/purl/805fbg79hm-cor.
APA, 6th edition
Teich, C., & C. Milbank Agricultural Building, Tuskegee Institute, Ala. (Box 69) [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/805fbg79hm-cor.
Chicago
Teich, Curt, and Co. “Milbank Agricultural Building, Tuskegee Institute, Ala.” Postcards. Robert Langmuir African American Photograph Collection, n.d. Box 69. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/805fbg79hm-cor.