Report on the Bacteriology of Water. 



315 



-s, 



3 

 O 



'o 

 O 



BO 



3 

 O 



I 



o 



I 



p 



<D 

 O 



g 



O 



a> 



Pi 



I 



.2 

 | 



ft. 



a 



d'3 



.25 



e -, 



rl 



* 



t! "S 

 3 .2 



s S 



2 S 



is 



a so 



08 h 



a o 



- rQ q 



O 



o o -2 

 H3 o ? 



II 



= 99 



7 2 



