Cite

Y-1603. [Tipis on the Prairie. People on Horseback.]

MLA

McClintock, Walter, 1870-1949. Y-1603. [Tipis on the Prairie. People on Horseback.]. Box 75, folder 4453. 1905 1941. https://collections.library.yale.edu/catalog/2010845.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 75, folder 4453"])(1905 1941)[Y-1603. [Tipis on the Prairie. People on Horseback.]]. https://collections.library.yale.edu/catalog/2010845.