Cite

Standing on steps with Ben looking toward Carlotta Monterey O'Neill holding Blemie, by Bonney (2 versions)/Sitting on steps, by Bonney

MLA

O'Neill, Eugene, 1888-1953. Standing on steps with Ben looking toward Carlotta Monterey O'Neill holding Blemie, by Bonney (2 versions)/Sitting on steps, by Bonney. Box 108, folder 1855. 1929. https://collections.library.yale.edu/catalog/2005919.

APA, 6th edition

O'Neill, Eugene, 1888-1953. (["Box 108, folder 1855"])(1929)[Standing on steps with Ben looking toward Carlotta Monterey O'Neill holding Blemie, by Bonney (2 versions)/Sitting on steps, by Bonney]. https://collections.library.yale.edu/catalog/2005919.