MLA

Simpson, Randolph Linsly, 1927-1992. Studio unknown, Richmond, VA Young man in two piece dark suit and white shirt with Roman collar, Tintype, in original paper cover, ninth plate. Box 7, folder 142. circa 1866-67. https://collections.library.yale.edu/catalog/2002207.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 7, folder 142"])(circa 1866-67)[Studio unknown, Richmond, VA Young man in two piece dark suit and white shirt with Roman collar, Tintype, in original paper cover, ninth plate]. https://collections.library.yale.edu/catalog/2002207.