MLA

Torrance, T. (Thomas). Lacy, Carleton. 3, folder 33. 1923-1931. https://collections.library.yale.edu/catalog/33579703.

APA, 6th edition

Torrance, T. (Thomas). (["3, folder 33"])(1923-1931)[Lacy, Carleton]. https://collections.library.yale.edu/catalog/33579703.