This John Nesbitt's Passing Parade short looks at how a few specific inventions made a major contribution to the U.S. war effort.
Narrator (voice)
Billiard Ball Tester (uncredited)
Arachnophobic Woman (uncredited)
Doctor (uncredited)
Laboratory Man (uncredited)
Director of Photography
Screenplay
Art Direction
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Director
Original Story
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Original Music Composer