420a. Skin Shelter From Sun. Distant.
MLA
McClintock, Walter, 1870-1949. 420a. Skin Shelter From Sun. Distant.. Box 72, folder 4143. 1905 1941. https://collections.library.yale.edu/catalog/2010457.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 72, folder 4143"])(1905 1941)[420a. Skin Shelter From Sun. Distant.]. https://collections.library.yale.edu/catalog/2010457.