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      Knowledge is Power

      Scientific American March 22, 1919

      The Miami Conservancy Flood Prevention Plan

      Construction of Large Retarding Basins

      • By W. A. Drake on March 22, 1919

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      More in the March 22, 1919 issue of Scientific American
      • Correspondence - March 22, 1919
      • How Will the Gasoline Engine Develop?
      • Reconstruction in Europe--V
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