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      Knowledge is Power

      Scientific American October 19, 1878

      Index of Inventions

      Letters Patent of the United States were Granted in the Week Ending

      • October 19, 1878

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      More in the October 19, 1878 issue of Scientific American
      • A Horse's Motion Scientifically Determined
      • American Goods in Brazil
      • Communications Received
      View Full Contents
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