Cite

SF-244. Trail. Snow Caps.

MLA

McClintock, Walter, 1870-1949. SF-244. Trail. Snow Caps.. Box 146, folder 7684. undated. https://collections.library.yale.edu/catalog/10453829.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 146, folder 7684"])(undated)[SF-244. Trail. Snow Caps.]. https://collections.library.yale.edu/catalog/10453829.