MLA

Eliot, George, 1819-1880. 13. SCHOOL NOTEBOOK. Box 27. 1834. https://collections.library.yale.edu/catalog/9998636.

APA, 6th edition

Eliot, George, 1819-1880. (["Box 27"])(1834)[13. SCHOOL NOTEBOOK]. https://collections.library.yale.edu/catalog/9998636.