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      Digital & 4-Year Archive

      Scientific American July 13, 1878

      Proposed Process for the Fixation of Atmospheric Nitrogen

      • By John Blair on July 13, 1878

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      More in the July 13, 1878 issue of Scientific American
      • An Hour with Edison
      • Curious Hedge figures
      • New Books and Publications - July 13, 1878
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