Cite

Whibley, Charles. 3 ALS to Mr. Knowles

MLA

Cameron, Kenneth Walter, 1908-2006. Whibley, Charles. 3 ALS to Mr. Knowles. Box 3, folder 173. n.d.. https://collections.library.yale.edu/catalog/16537985.

APA, 6th edition

Cameron, Kenneth Walter, 1908-2006. (["Box 3, folder 173"])(n.d.)[Whibley, Charles. 3 ALS to Mr. Knowles]. https://collections.library.yale.edu/catalog/16537985.