SUBSTATIONS. 105 
East Cambridge station of 3500 k. w., D the East Boston 
station of 675 k. w. and E the Charlestown station of 
1600 k. w. : 
   
  
   
     
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Street Railway Journal 
HI6. 61, 
Still another auxiliary station is soon to be erected. 
Fach of these stations supplies a district which would 
otherwise be too far from the central station for economical 
distribution, and they are at the same time so intercon-