F6188. Distant Rockies. "Snow Gone."
MLA
McClintock, Walter, 1870-1949. F6188. Distant Rockies. "Snow Gone.". Box 138, folder 6474. 1906 Spring. https://collections.library.yale.edu/catalog/10452160.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 138, folder 6474"])(1906 Spring)[F6188. Distant Rockies. "Snow Gone."]. https://collections.library.yale.edu/catalog/10452160.