MLA

Crane, Hart, 1899-1932. Spencer (Evans), Claire. Box 5, folder 225. 1936, n.d.. https://collections.library.yale.edu/catalog/32194635.

APA, 6th edition

Crane, Hart, 1899-1932. (["Box 5, folder 225"])(1936, n.d.)[Spencer (Evans), Claire]. https://collections.library.yale.edu/catalog/32194635.