95 
THE FILTERED RIVER WATER FROM TAPS— Continued. 
Table showing fermentation in lactose broth of samples taken from tap at 3211 Thirteenth 
street NW . — Continued. 
AUGUST, 1908. 
Fermentation in lactose broth. 
Day of month. | 
0.1 c. c. 
1 c. c. 
10 c. c. 
- 
+ 
+ 
+ 
+ 
+ 
+ 
+ 
+ 
+ 
- 
- 
j 
- 
1 
1 
1 
1 
— 
4- 
1 
1 1 
