Cite

628. [Foot of the Hudson Bay Divide.]

MLA

McClintock, Walter, 1870-1949. 628. [Foot of the Hudson Bay Divide.]. Box 64, folder 3348. 1939. https://collections.library.yale.edu/catalog/2008978.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 64, folder 3348"])(1939)[628. [Foot of the Hudson Bay Divide.]]. https://collections.library.yale.edu/catalog/2008978.