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      Knowledge is Power

      Scientific American July 1925

      The Dire Demon in Our Forests

      Scientific Forest Fire-fighting, a New Profession

      • By Theodore M. Knappen on July 1, 1925

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      More in the July 1925 issue of Scientific American
      • Learning to Use Our Wings, July 1925
      • The Cathedral of Learning
      • The Heavens in July 1925
      View Full Contents
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