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      Scientific American August 08, 1914

      A Fortune for a Simple Invention

      The $300,000 Attachment Which Enables a Kodak User to Write a Record on an Exposed Film. The Inventor's Account of His Device

      • August 8, 1914

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      More in the August 08, 1914 issue of Scientific American
      • How I Came to Invent the Autographic Kodak
      • The Sperry Gyroscopic Stabilizer
      • Recent Progress in Solar Research, Forty Tons at a Single Scoop, and more
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