Cite

G918g. Two Children on Horse.

MLA

McClintock, Walter, 1870-1949. G918g. Two Children on Horse.. Box 114, folder 5355. 1909 Summer. https://collections.library.yale.edu/catalog/10451150.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 114, folder 5355"])(1909 Summer)[G918g. Two Children on Horse.]. https://collections.library.yale.edu/catalog/10451150.