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      Scientific American July 02, 1904

      Improved Methods of Producing Color Values for Monochrome and Three-Color Printing

      • By John Carbutt on July 2, 1904

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      More in the July 02, 1904 issue of Scientific American
      • Some Novel Phenomena in Connection with N Rays
      • Water-Softening
      • Science Notes - July 2, 1904
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