MLA

Danziger & Berman (New Haven, Connecticut). The Griffin Hospital. Derby, Connecticut. box 1, folder 3. circa 1910-1930. https://collections.library.yale.edu/catalog/15789426.

APA, 6th edition

Danziger & Berman (New Haven, Connecticut). (["box 1, folder 3"])(circa 1910-1930)[The Griffin Hospital. Derby, Connecticut]. https://collections.library.yale.edu/catalog/15789426.