Cite

G971. Lake McDonald. Outlet.

MLA

McClintock, Walter, 1870-1949. G971. Lake McDonald. Outlet.. Box 117, folder 5510. 1909 Summer. https://collections.library.yale.edu/catalog/10451333.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 117, folder 5510"])(1909 Summer)[G971. Lake McDonald. Outlet.]. https://collections.library.yale.edu/catalog/10451333.