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      Knowledge is Power

      Scientific American March 13, 1920

      What is a Silo?

      An Invention of the Nineteenth Century and the Place Found for it in Farm Economics by the Twentieth

      • By Arthur L. Dahl on March 13, 1920

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      More in the March 13, 1920 issue of Scientific American
      • Correspondence - March 13, 1920
      • Navigating Ships in Trains
      • The Photostat as an Aid to Research
      View Full Contents
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