MLA

Simpson, Randolph Linsly, 1927-1992. The Royal Studio, Boston Full length group portrait; white woman holding lid as two black boys in burlap pop out of a large wicker hamper. Cabinet photograph. Box 9, folder 185. circa 1885. https://collections.library.yale.edu/catalog/2002237.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 9, folder 185"])(circa 1885)[The Royal Studio, Boston Full length group portrait; white woman holding lid as two black boys in burlap pop out of a large wicker hamper. Cabinet photograph]. https://collections.library.yale.edu/catalog/2002237.