Ready For World Battlefields -- Fast little scout cars of the U.S. Army are massed on the roof of a factory in a Midwest state for shipment to the battlefields of the world. The one-ton "iron horses," rolling by the thousands from an assembly line once devoted to turning out automobiles, arc built from parts supplied by 850 plants scattered throughout the country. November 14, 1942. (Photo by Interphoto News Pictures, Inc.).