MLA

Hermant, Abel, 1862-1950. Abel Hermant letters to George Hall. Box 1 | Folder 1. 1884. https://collections.library.yale.edu/catalog/11405066.

APA, 6th edition

Hermant, Abel, 1862-1950. (["Box 1 | Folder 1"])(1884)[Abel Hermant letters to George Hall]. https://collections.library.yale.edu/catalog/11405066.