| * | February 14, 1894 Chicago, Illinois, USA | |
| as Benjamin Kubelsky | ||
| † | December 26, 1974 Holmby Hills, Los Angeles, California, USA |
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Jack Benny and his daughter Joan Sunday nights at seven, the Jack Benny story New York, NY, 1990 |
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Glenn Mitchell The Marx Brothers Encyclopedia London, 1996 |
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| Ronald L. Smith Who's Who in Comedy, Comedians, Comics and Clowns From Vaudeville to Today's Stand-ups New York, Oxford, 1992 |
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| Robert A. Nowlan and Gwendolyn Wright Nowlan Movie Characters of Leading Performers of the Sound Era Chicago and London, 1990 |
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| James Robert Parish and William T. Leonard with Gregory W. Mank and Charles Hoyt The Funsters New Rochelle, New York, 1979 |
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David Thomson The New Biographical Dictionary of Film New York, 2003 |
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Kay Weniger Das große Personenlexikon des Films, Erster Band. A-C Berlin, 2001 |
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Anthony Slide (ed.) Selected Vaudeville Criticism Metuchen, N.J., & London, 1988 |
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Stanley Appelbaum and James Camner (editors) Stars of the American Musical Theater in Historic Photographs, 361 Portraits from the 1860s to 1950 New York, 1981 |
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Joe Franklin Encyclopedia of Comedians Secaucus, N.J., 1979 |
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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 |
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