Cite

Letter to author's grandfather

MLA

Kilpatrick, Jack Frederick (1915-1967). Letter to author's grandfather. Box 21, folder 1749. 1944 October 15. https://collections.library.yale.edu/catalog/15532328.

APA, 6th edition

Kilpatrick, Jack Frederick (1915-1967). (["Box 21, folder 1749"])(1944 October 15)[Letter to author's grandfather]. https://collections.library.yale.edu/catalog/15532328.