Maas first worked on silent films in 1920 when he created the scenario for Uncle Sam of Freedom Ridge, a pro-League of Nations film in the aftermath of World War I.
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He also was the first to film the almost unbelievable crush of commuters during the rush hour at New York's Grand Central Station.
Ernest Hemingway | Ernest Shackleton | Ernest Borgnine | Ernest Tubb | Ernest Rutherford | Ernest Renan | Ernest Chausson | Ernest Bloch | Ernest Bevin | Ernest | Ernest George | Ernest Gruening | Ernest Dowson | Ernest Bai Koroma | Ernest Thompson Seton | Ernest Hollings | William Ernest, Duke of Saxe-Weimar | John Ernest | Ernest Thayer | Ernest Jones | Ernest Giles | Ernest Gellner | Ernest Fenollosa | Ernest Augustus I of Hanover | Ernest Augustus I, Duke of Saxe-Weimar-Eisenach | Reginald Ernest Moreau | Maas | Ernest Torrence | Ernest Nagel | Ernest Marples |