48O ISHIZUKA; ON THE SIGNIFICANCE OF THE NITRATES 

 HIROSHIMA. POPULATION 94,300. 





Amount of Rain fall mm. 



Absolute 

 number of 

 deaths from 

 cholera. 



May 



June 



July 



August 



Sept. 



Oct. 



tR8i 



IOOj 





10.7 



204.6 



"59 



1 16.4 



50.2 





4 



163.0 



198.3 



328.6 



126 2 



167.6 



59-2 





r 

 3 



251.6 



5 6 3-7 



111.9 



57-3 



1298 



85.2 



J 3 



6 



249.9 



131 4 



I35-I 



192.0c 1 ) 



253-5 



191. 1 



5"9 



7 



162.4 



224 2 



139-3 



38-6 



153-6 



145.8 





8 



86.8 



181. 1 



255-4 



50.4 



176.9 



5i-8 





y 



107. 1 



329-3 



610.7 



62.8 



1398 



126.2 







185.3 



245-0 



160.9 



80.9 



165.5a) 



99.0 





I 



178.2 



252.6 



210.8 



79-3 



163.2 



101.8 





2 



227.9 



275.8 



92.4 



34-4 



1 10.4 



121.4 





3 



149.0 



142 0 



6-3 



214.0 



166.7 



308.1 





4 



78.0 



139-7 



153-5 



66.3 



328.4 



12.4 





5 





242.9 



244-7 



127-3 



50.6 



(i) 



3049 



Mean 



165.9 



225.9 



203.4 



95-7 



163.2 



112. 7 





HIROSHIMA. 





Temperature (Average). °Cels. 



May 



June 



July 



August 



Sept. 



Oct. 



1883 



16.7 



21.0 



26.0 



27.0 



23.0 



18.3 



4 



166 



20.4 



25.0 



25.1 



23.6 



15-7 



5 



16.8 



21.3 



-4 3 



26.9 



23 5 



17.2 



6 



17.1 



20.5 



26.1 



27.1 



23.1 



17.6 



7 



16.1 



20.5 



25.2 



26.7 



22.6 



18.2 



8 



17.6 



20.4 



25.9 



27 0 



21.8 



15-6 



9 



16.4 



21.9 



24.7 



27.2 



21.5 



163 



0 



17.6 



21.8 



25.2 



27.2 



24.0 



16.5 



1 



17.6 



21. 1 



24.8 



26.2 



24.4 



17.6 



2 















3 



16.0 



20.1 



26.9 



27.0 



24.2 



16.4 



4 



16.9 



23-7 



27.4 



27.4 



22.9 



17.1 



5 



187 



22.4 



25-3 



27.6 



24.1 



18.6 



Mean 



16.9 



21.2 



25.6 



26.9 



23.2 



17.0 



(i) Epidemic most violent. 



