MLA

Simpson, Randolph Linsly, 1927-1992. G.& W. Endicott, New York, NY, Lithograph from a daguerreotype by Plumbe (in Series II). Box 50, folder 1249. circa 1845. https://collections.library.yale.edu/catalog/2020235.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 50, folder 1249"])(circa 1845)[G.& W. Endicott, New York, NY, Lithograph from a daguerreotype by Plumbe (in Series II)]. https://collections.library.yale.edu/catalog/2020235.