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      Scientific American August 07, 1886

      Notes and Queries - August 7, 1886

      Hints to Correspondents.

      • August 7, 1886

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      More in the August 07, 1886 issue of Scientific American
      • Correspondence - August 7, 1886
      • Improved Sash Fastener
      • New Books and Publications - August 7, 1886
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