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      Knowledge is Power

      Scientific American March 16, 1918

      Turning a Pest to Profit

      How Uruguay Proposes to Make an Asset of Her Locust Invasions

      • March 16, 1918

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      More in the March 16, 1918 issue of Scientific American
      • Doing Away with the Arc
      • Masterpieces of Primitive Engineering
      • The Motor-Driven Commercial Vehicle- March 16, 1918
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