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      Knowledge is Power

      Scientific American June 22, 1918

      Soluble Nitrogenous Substances as an Index of the Baking Value of Flour

      • June 22, 1918

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      More in the June 22, 1918 issue of Scientific American
      • Boiler Corrosion
      • Hybridization Experiments
      • Rare Metals in the United States and their Alloys
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