MLA

Hawthorne, Nathaniel, 1804-1864. Bennett, Charles Edward. Box 1, folder 12. 1863 May 26. https://collections.library.yale.edu/catalog/2064527.

APA, 6th edition

Hawthorne, Nathaniel, 1804-1864. (["Box 1, folder 12"])(1863 May 26)[Bennett, Charles Edward]. https://collections.library.yale.edu/catalog/2064527.