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      Scientific American April 19, 1919

      Ultraviolet Energy

      A Study of the Short Light-Waves from Economic Viewpoints

      • By M. Luckiesh on April 19, 1919

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      More in the April 19, 1919 issue of Scientific American
      • Four tons of Lead in Paint for Ship
      • The New American Merchant Marine—II
      • Industrial use and Limitations of Respirators, Gas Masks and Oxygen Breathing Apparatus
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