Cite

721, SD45. [Overlooking the Camp.]

MLA

McClintock, Walter, 1870-1949. 721, SD45. [Overlooking the Camp.]. Box 65, folder 3476. 1935. https://collections.library.yale.edu/catalog/2009302.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 65, folder 3476"])(1935)[721, SD45. [Overlooking the Camp.]]. https://collections.library.yale.edu/catalog/2009302.