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      Scientific American December 1922

      A Square Deal for the Psychics

      Criticisms from Various Sources of the James Black Articles, with the Editorial Verdict

      • By J. Malcolm Bird on December 1, 1922

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      More in the December 1922 issue of Scientific American
      • Blasting a Channel Through a River's Rocky Bottom
      • Fog Signaling by Polarized Sound
      • Inventor vs. Forger--I
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