G769. Cut Bank Canyon Camp. Sunrise After a Cold Night. Southwest. Frost in Willows. Twin Peaks.
MLA
McClintock, Walter, 1870-1949. G769. Cut Bank Canyon Camp. Sunrise After a Cold Night. Southwest. Frost in Willows. Twin Peaks.. Box 108, folder 5034. 1906 Fall. https://collections.library.yale.edu/catalog/10450795.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 108, folder 5034"])(1906 Fall)[G769. Cut Bank Canyon Camp. Sunrise After a Cold Night. Southwest. Frost in Willows. Twin Peaks.]. https://collections.library.yale.edu/catalog/10450795.