British Associaticn 



■^•4 



+•3 

 + 2 



s-u 



X> 



^2gb Morea 

 -Ayo 



> -I 



o 



-2 



-3 

 -4 



^^ 



I. 



• -• 



I • 



• • • 



Plate XIII. 



Aneroid Pumping 



4 mbs. 



-5 



Illustrating the j 



