^Connelly, Robert B. (1998). The Silents: Silent Feature Films, 1910–36. Vol. 40 (2 ed.). December Press. p. 116. ISBN0-913204-36-6.
^International Museum of Photography at George Eastman House; Pratt, George C. (1982). Faces and Fabrics/Feathers and Furs. George Eastman House. p. 3. ISBN0-935398-05-8.