Cite

SF-155. Trail.

MLA

McClintock, Walter, 1870-1949. SF-155. Trail.. Box 145, folder 7595. undated. https://collections.library.yale.edu/catalog/10453740.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 145, folder 7595"])(undated)[SF-155. Trail.]. https://collections.library.yale.edu/catalog/10453740.