Cite

SF-212. Cataracts and Streams. Rockies.

MLA

McClintock, Walter, 1870-1949. SF-212. Cataracts and Streams. Rockies.. Box 146, folder 7652. undated. https://collections.library.yale.edu/catalog/10453797.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 146, folder 7652"])(undated)[SF-212. Cataracts and Streams. Rockies.]. https://collections.library.yale.edu/catalog/10453797.