Spencer Tracy narrates this MGM documentary on the rigorous process of selection and training of aviation students -- "Dodos" as one of them is forced to expatiate on to a sergeant.
Production companies：
Metro-Goldwyn-Mayer
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U.S. Office of War Information
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Overview：Spencer Tracy narrates this MGM documentary on the rigorous process of selection and training of aviation students -- "Dodos" as one of them is forced to expatiate on to a sergeant.
