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      Knowledge is Power

      Scientific American September 10, 1921

      The Service of the Chemist

      A Department Devoted to Progress in the Field of Applied Chemistry

      • By H. E. Howe on September 10, 1921

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      More in the September 10, 1921 issue of Scientific American
      • Announcement, Bending Strength of ZR-2 and more
      • The All-Around Vegetable
      • Correspondence
      View Full Contents
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