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Show Lightning Tamed Benjamin Franklin's kite has been outmoded to say the least by equipment on the world's tallest building Empire Em-pire State, New York City to measure bolts that hit the antenna nearly a quarter mile above Manhattan's streets. Twenty-four thunderbolts hit it last summer. Each was photographed, photo-graphed, measured for strength, and timed for duration. The research, re-search, begun in 1935 by an electrical manufacturer, may prove important in designing electrical apparatus even .lightning rods. |