Cite

GS-89. Walter McClintock's Tipi in a Blizzard. Driving Pegs.

MLA

McClintock, Walter, 1870-1949. GS-89. Walter McClintock's Tipi in a Blizzard. Driving Pegs.. Box 122, folder 5691. undated. https://collections.library.yale.edu/catalog/10453409.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 122, folder 5691"])(undated)[GS-89. Walter McClintock's Tipi in a Blizzard. Driving Pegs.]. https://collections.library.yale.edu/catalog/10453409.