MLA
Kolb, Kathryn. Unusual Weather on Campus - Steps Covered in Ice. 1960. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 3, Folder 8. https://digital.library.emory.edu/purl/320sqv9srr-cor.
APA, 6th edition
Kolb, K. (1960). Unusual weather on campus - Steps covered in ice (Box 3, Folder 8) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/320sqv9srr-cor.
Chicago
Kolb, Kathryn. “Unusual Weather on Campus - Steps Covered in Ice.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs, 1960. Box 3, Folder 8. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/320sqv9srr-cor.