* | November 20, 1890 Saginaw, Michigan, USA | |
as Robert William Armstrong | ||
† | April 20, 1973 Santa Monica, California, USA |
James Robert Parish and William T. Leonard Hollywood Players, The Thirties New Rochelle, New York, 1976 |
Danny Peary Cult Movie Stars New York, [..], 1991 |
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Alfred E. Twomey and Arthur F. McClure The Versatiles, A Study of Supporting Character Actors and Actresses in the American Motion Picture, 1930-1955 South Brunswick and New York - London, 1969 |
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Martin J. Quigley (ed.) The Motion Picture Almanac, Big Stars in Big Pictures Chicago, Ill., 1929 |
John Richard Finch and Paul Elby Close-Ups, From the Golden Age of the Silent Cinema South Brunswick and New York - London, 1978 |