* | September 20, 1898 Grayling, Michigan, USA | |
as Norman Zenos McLeod | ||
† | January 27, 1964 Hollywood, California, USA |
David Thomson The New Biographical Dictionary of Film New York, 2003 |
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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 |