MLA

Meserve, Frederick Hill, 1865-1962. Evesson, Isabelle, 1869-1914. Box 35, folder 639. approximately 1897–1962. https://collections.library.yale.edu/catalog/17477291.

APA, 6th edition

Meserve, Frederick Hill, 1865-1962. (["Box 35, folder 639"])(approximately 1897–1962)[Evesson, Isabelle, 1869-1914]. https://collections.library.yale.edu/catalog/17477291.