MLA

Lee, Richard C. (Richard Charles), 1916-2003. Miscellaneous. Box 141, folder 2375. 1957 May-July. https://collections.library.yale.edu/catalog/10014765.

APA, 6th edition

Lee, Richard C. (Richard Charles), 1916-2003. (["Box 141, folder 2375"])(1957 May-July)[Miscellaneous]. https://collections.library.yale.edu/catalog/10014765.