MLA

Simpson, Randolph Linsly, 1927-1992. J.H. Burkholder, Mt. Vernon, OH Full length portrait of elderly lady seated, dark dress with white collar, Indian beadwork wall pocket above to left. Cabinet photograph. Box 9, folder 221. circa 1890. https://collections.library.yale.edu/catalog/2002273.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 9, folder 221"])(circa 1890)[J.H. Burkholder, Mt. Vernon, OH Full length portrait of elderly lady seated, dark dress with white collar, Indian beadwork wall pocket above to left. Cabinet photograph]. https://collections.library.yale.edu/catalog/2002273.