480 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. 
1883 
516 
10.7 
204.6 
1159 
116.4 
50.2 
... 
4 
163.0 
i 9 8 -3 
328.6 
126.2 
167.6 
59-2 
... 
5 
251.6 
5637 
111.9 
57-3 
129.8 
85.2 
U 
6 
249.9 
1314 
135-1 
192.0c 1 ) 
253-5 
191.1 
5229 
7 
162.4 
224.2 
139-3 
38.6 
153-6 
145.8 
... 
8 
86.8 
181.1 
255-4 
50-4 
176.9 
5 1 - 8 
... 
9 
107.i 
329-3 
610.7 
62.8 
I 39 - 8 
126.2 
... 
90 
185.3 
245 P 
160.9 
80.9 
165.54) 
99.0 
1325 
i 
178.2 
252.6 
210.8 
79-3 
163.2 
101.8 
2 
227.9 
2 75 - 8 
92.4 
34-4 
110.4 
121.4 
3 
149.0 
142 0 
6-3 
214.0 
166.7 
3 o8 -i 
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 
243 
26.9 
235 
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 
i 
17.6 
21.i 
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 
i 7 -i 
5 
18 7 
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. 
