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      Knowledge is Power

      Scientific American November 1927

      What is New in Radio

      Manufacturers Turn to the Light-Socket Receiver—Many Improved Devices

      • By Orrin E. Dunlap Jr. on November 1, 1927

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      More in the November 1927 issue of Scientific American
      • Applied Science for the Amateur, November 1927
      • From the Scrap-book of Science--Camera Shots of Scientific Events, November 1927
      • Life-boats Made Safer
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