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  304 
  

  

  Fig. 
  1. 
  — 
  Diagram 
  of 
  the 
  Big 
  

   Beaver 
  Canal 
  at 
  Winnecook, 
  

   Mont., 
  together 
  with 
  the 
  more 
  

   important 
  of 
  the 
  beaver 
  works 
  

   tributary 
  to 
  it, 
  as 
  they 
  existed 
  

   in 
  August, 
  1918. 
  

  

  