MLA

Van Vechten, Carl, 1880-1964. Savage, Archie. Box 104 | Folder 1880. 1942 March 2. https://collections.library.yale.edu/catalog/2027804.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 104 | Folder 1880"])(1942 March 2)[Savage, Archie]. https://collections.library.yale.edu/catalog/2027804.