MLA

Stead, William Force, 1884-1967. Cobden-Sanderson, Richard. Box 1. 1922 1939. https://collections.library.yale.edu/catalog/16836418.

APA, 6th edition

Stead, William Force, 1884-1967. (["Box 1"])(1922 1939)[Cobden-Sanderson, Richard]. https://collections.library.yale.edu/catalog/16836418.