MLA

Simpson, Randolph Linsly, 1927-1992. Gilmore Bros., Worcester, MA Oval bust portrait of man in clericals, looking to left. Cabinet photograph.. Box 9, folder 233. 1884. https://collections.library.yale.edu/catalog/2002285.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 9, folder 233"])(1884)[Gilmore Bros., Worcester, MA Oval bust portrait of man in clericals, looking to left. Cabinet photograph.]. https://collections.library.yale.edu/catalog/2002285.