F6139. Horse Herds. Branding.
MLA
McClintock, Walter, 1870-1949. F6139. Horse Herds. Branding.. Box 137, folder 6425. 1906 Spring. https://collections.library.yale.edu/catalog/10452110.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 137, folder 6425"])(1906 Spring)[F6139. Horse Herds. Branding.]. https://collections.library.yale.edu/catalog/10452110.