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      Knowledge is Power

      Scientific American February 15, 1890

      Some Effects of Large Currents

      • By Geo. M. Hopkins on February 15, 1890

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      More in the February 15, 1890 issue of Scientific American
      • A New Electric Conduit for Street Cars
      • Correspondence- February 15, 1890
      • Notes and Queries- February 15, 1890
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