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      Scientific American September 14, 1918

      Defects in Airplane Woods

      Judging the Quality of the Timber That Goes into Our Fleet of Fliers

      • By Samuel J. Record on September 18, 1918

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      More in the September 14, 1918 issue of Scientific American
      • Correspondence- September 18, 1918
      • Strategic Moves of the War, September 4, 1918
      • World Markets for American Manufactures- September 18, 1918
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