Cite

As a young man

MLA

Tinker, Chauncey Brewster, 1876-1963. As a young man. Box 11, folder 427. n.d.. https://collections.library.yale.edu/catalog/10516614.

APA, 6th edition

Tinker, Chauncey Brewster, 1876-1963. (["Box 11, folder 427"])(n.d.)[As a young man]. https://collections.library.yale.edu/catalog/10516614.