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      Scientific American February 17, 1912

      Fire Towers as Life-savers, The- Question of Canal Tolls and more

      • February 17, 1912

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      More in the February 17, 1912 issue of Scientific American
      • The Heroisms of Medical Men
      • George Westinghouse's Automobile Air-spring
      • The Jubilee of the Turret-ship
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