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      Knowledge is Power

      Scientific American March 23, 1912

      Civil Enǵineerinǵ Work in the Tropics

      Advice from one Who has had Experience

      • By Wm. J. Millard on March 23, 1912

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      More in the March 23, 1912 issue of Scientific American
      • Cooling Deep Mine Shafts
      • Fire Extinction by Frothy Mixtures
      • The Bernina Railway
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