F965a. Mare and Colt at Lake.
MLA
McClintock, Walter, 1870-1949. F965a. Mare and Colt at Lake.. Box 142, folder 7169. 1909. https://collections.library.yale.edu/catalog/10452862.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 142, folder 7169"])(1909)[F965a. Mare and Colt at Lake.]. https://collections.library.yale.edu/catalog/10452862.