MLA

Meserve, Frederick Hill, 1865-1962. Ambrotype of a man, identified as possibly Frank A. Kendrick (1834-1865), in a half case. Box 47, folder 842. circa 1855. https://collections.library.yale.edu/catalog/32369283.

APA, 6th edition

Meserve, Frederick Hill, 1865-1962. (["Box 47, folder 842"])(circa 1855)[Ambrotype of a man, identified as possibly Frank A. Kendrick (1834-1865), in a half case]. https://collections.library.yale.edu/catalog/32369283.