Cite

Handle, Tom. Letter to brother

MLA

Kilpatrick, Jack Frederick (1915-1967). Handle, Tom. Letter to brother. Box 14, folder 1205. 1935 August 21. https://collections.library.yale.edu/catalog/15530841.

APA, 6th edition

Kilpatrick, Jack Frederick (1915-1967). (["Box 14, folder 1205"])(1935 August 21)[Handle, Tom. Letter to brother]. https://collections.library.yale.edu/catalog/15530841.