MLA

McClintock, Walter, 1870-1949. 1038. Cut Bank Canyon Camp. Evening After Blizzard. Southeast. Horse Pawing.. Box 74, folder 4301. 1905 1941. https://collections.library.yale.edu/catalog/2010775.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 74, folder 4301"])(1905 1941)[1038. Cut Bank Canyon Camp. Evening After Blizzard. Southeast. Horse Pawing.]. https://collections.library.yale.edu/catalog/2010775.