F830. Sham Battles on Horseback. War Party Assembling.
MLA
McClintock, Walter, 1870-1949. F830. Sham Battles on Horseback. War Party Assembling.. Box 139, folder 6789. 1908. https://collections.library.yale.edu/catalog/10452476.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 139, folder 6789"])(1908)[F830. Sham Battles on Horseback. War Party Assembling.]. https://collections.library.yale.edu/catalog/10452476.