MLA
Vanderhoof, M. Identified Speakers and Entertainers - Carl W. Ackerman, Journalist. 1900. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 6, Folder 11. https://digital.library.emory.edu/purl/832r4xgz1q-cor.
APA, 6th edition
Vanderhoof, M. (1900). Identified Speakers and Entertainers - Carl W. Ackerman, journalist (Box 6, Folder 11) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/832r4xgz1q-cor.
Chicago
Vanderhoof, M. “Identified Speakers and Entertainers - Carl W. Ackerman, Journalist.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs, 1900. Box 6, Folder 11. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/832r4xgz1q-cor.