Cite

F939a. Big Moon. On Ridge.

MLA

McClintock, Walter, 1870-1949. F939a. Big Moon. On Ridge.. Box 141, folder 7096. 1909. https://collections.library.yale.edu/catalog/10452789.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 141, folder 7096"])(1909)[F939a. Big Moon. On Ridge.]. https://collections.library.yale.edu/catalog/10452789.