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      Scientific American April 22, 1911

      The Production of Liǵht by Livinǵ Orǵanisms

      The Chemistry of Biophotogenesis

      • By F. Alex. McDermont on April 22, 1911

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      More in the April 22, 1911 issue of Scientific American
      • Psychanalysis
      • Road Makinǵ in the United States
      • Third International Aero Exhibition at Olympia, 1911
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