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      Scientific American November 21, 1914

      New Experiments of M. Eiffel

      Further Light on Aeroplane Problems

      • By A. J. A. Delaunay on November 21, 1914

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      More in the November 21, 1914 issue of Scientific American
      • A Home made Electric Incubator and Brooder
      • Fuel Alcohols
      • Parenty's Outflow Regulating Devices
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