MLA

Carson, Rachel, 1907-1964. Huckins, Olga Huckins, Stuart. Box 84, folder 1473. 1958-63. https://collections.library.yale.edu/catalog/2026498.

APA, 6th edition

Carson, Rachel, 1907-1964. (["Box 84, folder 1473"])(1958-63)[Huckins, Olga Huckins, Stuart]. https://collections.library.yale.edu/catalog/2026498.