F974b. Bloods. Seated.
MLA
McClintock, Walter, 1870-1949. F974b. Bloods. Seated.. Box 142, folder 7216. 1909. https://collections.library.yale.edu/catalog/10452909.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 142, folder 7216"])(1909)[F974b. Bloods. Seated.]. https://collections.library.yale.edu/catalog/10452909.