Cite

Unknown photographer Bust length portrait, young woman, with lace collar. Ambrotype, sixth plate

MLA

Simpson, Randolph Linsly, 1927-1992. Unknown photographer Bust length portrait, young woman, with lace collar. Ambrotype, sixth plate. Box 3, folder 28. circa 1860. https://collections.library.yale.edu/catalog/2002048.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 3, folder 28"])(circa 1860)[Unknown photographer Bust length portrait, young woman, with lace collar. Ambrotype, sixth plate]. https://collections.library.yale.edu/catalog/2002048.