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      Knowledge is Power

      Scientific American September 28, 1889

      Crank and Screw Shafts of the Mercantile Marine

      • By G. W. Manuel on September 28, 1889

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      More in the September 28, 1889 issue of Scientific American
      • Building Plans and Specifications
      • Forging a Propeller Shaft
      • Quartz Fibers
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