References
^ Patricia King (ed.) Hanson (1989). 9780520063013, University of California Press. ISBN 9780520063013 (revised Jan 2014)^ The AFI Catalog of Motion Pictures Produced in the United States: The American Film Institute Catalog of Motion Pictures Produced in the United States : Feature Films, 1911-1920 by American Film Institute Staff (1989, Hardcover) ISBN 9780520063013 (revised Sep 2019)
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