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      Knowledge is Power

      Scientific American May 15, 1915

      Growing Hemp in America

      Facts Relating to Its Culture, Qualities and Preparation

      • By Charles Richards Dodge on May 15, 1915

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      More in the May 15, 1915 issue of Scientific American
      • Atoms and Ions—III
      • Luxembourg Bridge
      • The Submarine in Naval Warfare—II
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