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  ' 
  

  

  _____ 
  

  

  17 
  

  

  bC 
  

  

  VOLUME 
  XLI 
  

  

  JAN.-JUNE, 
  1922 
  

  

  TheNATIONAL 
  

  

  GEOGRAPHIC 
  

   MAGAZINE 
  

  

  