510 
SEDGWICK AND WINS LOW. 
BACILLUS OF TYPHOID FEVER. 
TYPHOID BACILLI IN EARTH. 
Series I. 
NiiTiibor 
of TiiV. 
I 
2 
3 
5 
6 
8 
February 13, 1809. 
Bacteria per gram 
233000 
217000 
114000 
123000 
504000 
107000 
178000 
157000 
Ac em ye 
243000 
112000 
J 20000 
207000 
1 2G000 
141000 
1 53000 
180776 
Number 
of Tube. 
11 
12 
13 
14 
n 
16 
17 
18 
19 
20 
February 14, 1899. 
Bacteria per gram. 
5400 
4500 
7200 
6300 
2700 
900 
1800 
8100 
3600 
2700 
Average 
1800 
4500 
1800 
4500 
3600 
5400 
13500 
9900 
1800 
2700 
4635 
Number 
of Tube. 
21 
22 
23 
21 
25 
26 
?7 
28 
29 
30 
February 16, 1809. 
Bacteria per gram. 
900 
1000 
000 
coo 
900 
900 
400 
300 
900 
400 
Avet 
'age 
600 
900 
200 
400 
1600 
400 
700 
400 
800 
700 
705 
Number 
of Tube. 
31 
32 
33 
34 
35 
36 
37 
38 
39 
February 20, 1899, 
Bacteria per gram, 
30 
10 
90 


30 

SO 
10 
Average 
10 

50 
10 


80 
70 
40 
25 
Number 
of Tube. 
41 
42 
43 
44 
45 
46 
47 
48 
49 
50 
February 27, 1S99. 
Bacteria per gram 
20 
30 
10 
O 


20 




Average 

40 





30 


9 
Tubes kept at 0° C. 
I 
1 
