* | June 18, 1871 Brooklyn, New York, USA | |
† | April 6, 1936 New York City, New York, USA |
Glenn Mitchell The Marx Brothers Encyclopedia London, 1996 |
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Martin J. Quigley (ed.) The Motion Picture Almanac, Big Stars in Big Pictures Chicago, Ill., 1929 |
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Motion Picture Studio Directory, Trade Manual 1921 New York, 1921 |