MLA

Van Vechten, Carl, 1880-1964. Anderson, Judith, and Tyrone Power in John Brown's Body, by Stephen Vincent Benet. Box 331, folder 4110. 1953 March 3. https://collections.library.yale.edu/catalog/2029868.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 331, folder 4110"])(1953 March 3)[Anderson, Judith, and Tyrone Power in John Brown's Body, by Stephen Vincent Benet]. https://collections.library.yale.edu/catalog/2029868.