MLA

Archiquette, John, 1847-1923. Notes on the Archiquette Family. Box 2, folder 48. circa 1909 May. https://collections.library.yale.edu/catalog/16715404.

APA, 6th edition

Archiquette, John, 1847-1923. (["Box 2, folder 48"])(circa 1909 May)[Notes on the Archiquette Family]. https://collections.library.yale.edu/catalog/16715404.