MLA

Simpson, Randolph Linsly, 1927-1992. Underwood & Underwood, New York & Ottawa, KS, Arlington NJ "23, 13131 - Unloading cotton at gin by pneumatic suction pipe, Georgia." Stereograph, grey card. Box 13, folder 677. undated. https://collections.library.yale.edu/catalog/32582694.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 13, folder 677"])(undated)[Underwood & Underwood, New York & Ottawa, KS, Arlington NJ "23, 13131 - Unloading cotton at gin by pneumatic suction pipe, Georgia." Stereograph, grey card]. https://collections.library.yale.edu/catalog/32582694.