304 



Cholera in Relation to Certain Physical Phenomena. [part i. 



A Monthly Statement of the "Water-level, RainfalLj and Cholera- 



TABLE I. 1870. 



• Indicate that the Water-level returns have required correction 

 t Rainfall in the district during previnos year between 20 and 

 X Indicates distance of Water-leyel frcns surface of ground 



