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      Knowledge is Power

      Scientific American April 28, 1917

      Our Mobilization of Food

      How We Are Going To Feed Ourselves and Our Allies

      • April 28, 1917

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      More in the April 28, 1917 issue of Scientific American
      • Sea-Raider Versus Submarine, Saving the Heat Lost in Internal Combustion Motors, and more
      • Inventions New and Interesting- April 28, 1917
      • The Salton Sea, Commercial Science in a Canadian University
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