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      Knowledge is Power

      Scientific American May 05, 1860

      Patent Claims - May 5, 1860

      Issued from the United States Patent Office

      • May 5, 1860

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      More in the May 05, 1860 issue of Scientific American
      • Changing Motion
      • Editorial Correspondence - May 5, 1860
      • Literary and Scientific Notices - May 5, 1860
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