F6907. Snow. River. Looking South. Leaning Fir.
MLA
McClintock, Walter, 1870-1949. F6907. Snow. River. Looking South. Leaning Fir.. Box 138, folder 6612. 1906 Fall. https://collections.library.yale.edu/catalog/10452299.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 138, folder 6612"])(1906 Fall)[F6907. Snow. River. Looking South. Leaning Fir.]. https://collections.library.yale.edu/catalog/10452299.