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      Scientific American April 22, 1911

      A Quarter Century of Experimental Embryoloǵy

      Wilhelm Roux and His Work

      • April 22, 1911

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      More in the April 22, 1911 issue of Scientific American
      • Psychanalysis
      • The Production of Liǵht by Livinǵ Orǵanisms
      • Road Makinǵ in the United States
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