F940g. Big Moon and Walter McClintock.
MLA
McClintock, Walter, 1870-1949. F940g. Big Moon and Walter McClintock.. Box 141, folder 7104. 1909. https://collections.library.yale.edu/catalog/10452797.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 141, folder 7104"])(1909)[F940g. Big Moon and Walter McClintock.]. https://collections.library.yale.edu/catalog/10452797.