Cite

1012. [Duck Head.]

MLA

McClintock, Walter, 1870-1949. 1012. [Duck Head.]. Box 68, folder 3795. 1936. https://collections.library.yale.edu/catalog/2010056.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 68, folder 3795"])(1936)[1012. [Duck Head.]]. https://collections.library.yale.edu/catalog/2010056.