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      Digital & 4-Year Archive

      Scientific American June 1922

      Plants as Inventors

      Sound Engineering Principles Practiced by Members of the Vegetable Kingdom

      • By Alfred Gradenwitz on June 1, 1922

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      More in the June 1922 issue of Scientific American
      • Speeding up Radio
      • The Gentle Art of Radio Broadcasting
      • The Problem of Mooring Airships
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