* | February 16, 1900 New Brunswick, Canada | |
† | April 28, 1989 Los Angeles, California, USA |
Kay Weniger Das große Personenlexikon des Films, Zweiter Band, C-F Berlin, 2001 |
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Glenn Mitchell The Marx Brothers Encyclopedia London, 1996 |
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Frank N. Magill (ed.) Magill's Cinema Annual 1990, A Survey of the Films of 1989 Pasadena, California; Englewood Cliffs, New Jersey, 1990 |
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Paul Michael, editor in chief. James Robert Parish, associate editor The American movies reference book, The sound era Englewood Cliffs, N.J.,, 1969 |