* | August 23, 1922 Santa Monica, California, U.S. | |
† | September 4, 2015 Rodgau, Germany |
Tony Villeco Silent Stars Speak, Interviews with Twelve Cinema Pioneers Jefferson, North Carolina, and London, 2001 |
Martin J. Quigley (ed.) The Motion Picture Almanac, Big Stars in Big Pictures Chicago, Ill., 1929 |