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      Scientific American August 1926

      Novel Devices for the Shop and the Home

      A Department Devoted to Recently Invented Mechanical and Household Appliances

      • By Albert A. Hopkins on August 1, 1926

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      More in the August 1926 issue of Scientific American
      • A Monster that Answers a Finger's Touch
      • From the Scrap-book of Science--Camera Shots of Scientific Happenings
      • Raising Caligula's Sunken Galleys
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