ACTUAL COSTS AND CAPACITY OF GASWORKS. 



213 



it will be necessary to provide storage accommodation else- 

 where. 



Cost of retort bench, including all ironwork, foul main 

 running the full length of one side and one gable of retort 

 house, chimney, covering 12 feet excavated space between 

 bench and gable wall and subway, ^770. 



Condensers. These are two in number, of the annular 

 type, each 25 feet high, outer tubes 3 feet 3 inches 

 diameter and inner tubes 2 feet 6 inches diameter. They 



Uft 



Elevation. 



Section of Cap. 



Section of Base. 

 Fig. 13. Condensers. 



