MLA

Simpson, Randolph Linsly, 1927-1992. Unknown photographer Lady in gingham dress facing forward. Daguerreotype, hand-colored, ninth plate. Box 1, folder 11. 1855. https://collections.library.yale.edu/catalog/2002073.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 1, folder 11"])(1855)[Unknown photographer Lady in gingham dress facing forward. Daguerreotype, hand-colored, ninth plate]. https://collections.library.yale.edu/catalog/2002073.