MLA

Brady, Mathew B., approximately 1823-1896. Two girls in focus, identified as left to right as Blanche and Alice Handy Cox. Box 36, folder 1829. 1849-circa 1956. https://collections.library.yale.edu/catalog/33109388.

APA, 6th edition

Brady, Mathew B., approximately 1823-1896. (["Box 36, folder 1829"])(1849-circa 1956)[Two girls in focus, identified as left to right as Blanche and Alice Handy Cox]. https://collections.library.yale.edu/catalog/33109388.