The Navy accepted for tests last week a small, light, glass-roofed truck which may save thousands of dollars, weeks and months of time, and many a trained man lost in navigation training. The truck teaches Naval Air cadets all they need to know about aerial navigation while cruising on the ground. Inside the truck are a desk, books, charts, maps, a position finder, and two standard drift indicators. The truck makes use of the fact that if the drift indicator is set parallel to a course, as in flight, each deviation from that course on a twisting highway will give an...
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