F861a. Little Dog Making Speech. Rear View of Little Dog.
MLA
McClintock, Walter, 1870-1949. F861a. Little Dog Making Speech. Rear View of Little Dog.. Box 140, folder 6891. 1908. https://collections.library.yale.edu/catalog/10452579.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 140, folder 6891"])(1908)[F861a. Little Dog Making Speech. Rear View of Little Dog.]. https://collections.library.yale.edu/catalog/10452579.