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      Knowledge is Power

      Scientific American November 21, 1891

      On the Elimination of Sulphur from Pig Iron

      • By J. Massenez on November 21, 1891

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      More in the November 21, 1891 issue of Scientific American
      • Building Plans and Specifications
      • New Process for the Manufacture of Chromates
      • The California Raisin Industry
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