Cite

Hopper, William

MLA

Van Vechten, Carl, 1880-1964. Hopper, William. Box 353, folder 4762. 1934 October 18. https://collections.library.yale.edu/catalog/2047094.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 353, folder 4762"])(1934 October 18)[Hopper, William]. https://collections.library.yale.edu/catalog/2047094.