Cite

Blackmer, Sidney

MLA

Van Vechten, Carl, 1880-1964. Blackmer, Sidney. Box 336, folder 4248. 1932 July 6. https://collections.library.yale.edu/catalog/2030854.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 336, folder 4248"])(1932 July 6)[Blackmer, Sidney]. https://collections.library.yale.edu/catalog/2030854.