* | June 21, 1906 New York City, New York, USA | |
as Helen Costello | ||
† | January 26, 1957 Los Angeles, California, USA |
Denise Lowe An Encyclopedic Dictionary of Women in Early American Films, 1895 - 1930 New York, London, Oxford, 2005 |
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Roy Liebman Silent Film Performers, An Annotated Bibliography of Published, Unpublished and Archival Sources for over 350 Actors and Actresses Jefferson, North Carolina, and London, 1996 |