MLA

Simpson, Randolph Linsly, 1927-1992. Bo Durtha, Delaware, OH Full length portrait, lady standing with left hand on book on table; elaborate parlor set. Cabinet photograph. Box 9, folder 228. circa 1895. https://collections.library.yale.edu/catalog/2002280.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 9, folder 228"])(circa 1895)[Bo Durtha, Delaware, OH Full length portrait, lady standing with left hand on book on table; elaborate parlor set. Cabinet photograph]. https://collections.library.yale.edu/catalog/2002280.