MLA

Stein, Gertrude, 1874-1946. Interior of house in Chicago. Box 156, folder 3967. 1934. https://collections.library.yale.edu/catalog/2017735.

APA, 6th edition

Stein, Gertrude, 1874-1946. (["Box 156, folder 3967"])(1934)[Interior of house in Chicago]. https://collections.library.yale.edu/catalog/2017735.