Drainage by Steam Power. 69 



years 1871-72, in which the average rainfall was 28 '25 inches, 

 but was not so continuous nor the floods so high, the cost was 

 only 532/., equal to 3*63<3?1 per acre; the average lift being 

 taken for that season at 3 feet 9 inches ; this gives rather 

 under id. per acre per foot of lift. At the Wexford Harbour 

 Reclamation pumping station for the years 1 881-83 the average 

 rainfall was 40*34 inches, the average lift 5 feet 6 inches, 

 coals 18^. per ton, the cost was 26"^d. per acre for coals for 

 the scoop wheel, and 18*65^. for the centrifugal pump, re- 

 spectively 4*76^. and 3'38rf. per acre per foot of lift. 



