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      Scientific American February 07, 1891

      Experimental Science- February 7, 1891

      • By Geo. M. Hopkins on February 7, 1891

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      More in the February 07, 1891 issue of Scientific American
      • A Holdback Device for Vehicles
      • Destruction of Electric Wires by a Snow Storm
      • Notes & Queries- February 7, 1891
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