MLA

McClintock, Walter, 1870-1949. 777a. [Inside Sun Lodge. Two Elderly Indian Men. On Man Wrapped in a United States Flag.]. Box 74, folder 4275. 1905 1941. https://collections.library.yale.edu/catalog/2008201.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 74, folder 4275"])(1905 1941)[777a. [Inside Sun Lodge. Two Elderly Indian Men. On Man Wrapped in a United States Flag.]]. https://collections.library.yale.edu/catalog/2008201.