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      Knowledge is Power

      Scientific American July 28, 1917

      Forecasting the Seasons

      A subject of great Importance in Connection with Planting and Growth of Crops

      • By Alexander McAdie on July 28, 1917

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      More in the July 28, 1917 issue of Scientific American
      • Achrodextrinase
      • Gravitational Attractions
      • The Unipolar Dynamo and its Future
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