MLA

Simpson, Randolph Linsly, 1927-1992. Studio unknown Cameo portrait in scroll surround; young man in suit with gingham tie. Cabinet photograph. Box 9, folder 192. circa 1895. https://collections.library.yale.edu/catalog/2002244.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 9, folder 192"])(circa 1895)[Studio unknown Cameo portrait in scroll surround; young man in suit with gingham tie. Cabinet photograph]. https://collections.library.yale.edu/catalog/2002244.