Cite

Pennsylvania. Philadelphia

MLA

Van Vechten, Carl, 1880-1964. Pennsylvania. Philadelphia. Box 449, folder 7325. 1938 May 21. https://collections.library.yale.edu/catalog/2029292.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 449, folder 7325"])(1938 May 21)[Pennsylvania. Philadelphia]. https://collections.library.yale.edu/catalog/2029292.