MLA

Brady, Mathew B., approximately 1823-1896. Handy, George. Box 38, folder 1862. 1849-circa 1956. https://collections.library.yale.edu/catalog/33109444.

APA, 6th edition

Brady, Mathew B., approximately 1823-1896. (["Box 38, folder 1862"])(1849-circa 1956)[Handy, George]. https://collections.library.yale.edu/catalog/33109444.