1. Terry Ramsaye, A Million and One Nights: A History of the Motion Picture (New York: Simon & Schuster, 1926), p. xi.
2. Robert C. Allen and Douglas Gomery, Film History: Theory and Practice (New York: McGraw-Hill, 1985), p. 51.
3. Paul Rotha, The Film Till Now: A Survey of World Cinema (London: Jonathan Cape, 1930);
4. Benjamin Hampton, A History of the Movies (New York: Covice, Friede, 1931);
5. Lewis Jacobs, The Rise of the American Film: A Critical History (New York: Harcourt, Brace, 1939);