MLA

Van Vechten, Carl, 1880-1964. Algonquin Hotel bellhops, two unidentified men, at the Algonquin Hotel, New York City. Box 330, folder 4087. 1937 May 31. https://collections.library.yale.edu/catalog/2029483.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 330, folder 4087"])(1937 May 31)[Algonquin Hotel bellhops, two unidentified men, at the Algonquin Hotel, New York City]. https://collections.library.yale.edu/catalog/2029483.