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      Scientific American July 20, 1912

      Elements of Theoretical Aeromechanics

      Part II.—Aerodynamics (Irrotational)

      • By A. F. Zahm on July 20, 1912

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      More in the July 20, 1912 issue of Scientific American
      • The Electrically Operated Loftus Ironstone Mine
      • Laying Out a Cable System Through the River Trave
      • The Elusive Will-o'-the Wisp
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