TYPHOID PEVEE IN DISTRICT OF COLUMBIA. 105 
Results of bacteriological and chemical examination of wells and springs used by the ice 
factories — Continued , 
No. 
of 
sam- 
ple. 
Location. 
Num- 
ber of 
bacte- 
ria per 
cubic 
centi- 
meter. 
Fermentation in 
lactose bouillon. 
B. coli present. 
0.1 cc. 
1 cc. 
10 cc. 
0.1 cc. 
1 cc. 
10 cc. 
Home Ice Co., Twelfth 
and V streets NW.: 
238 
Drinking well 
60 
- 
— 
— 
- 
— 
- 
239 
Condensing well 
162 

- 1 - 
- 1 - 
+ 
240 
Boiler room 
9 
— 
— 
— 
241 
Under engine room. 
14 
- 
- 
- 
- 
- 
Hygienic Ice Co., Fif- 
teenth and E streets 
NE.; 
251 
Under shed 
2 
— 
— 
- 
— 
— 
252 
Gr. I, weU 2 
1 
— 
— 
— 
— 
— 
— 
253 
Gr. I, well 3 
10 
_ 
+ 
- 1 - 
+ 
254 
Gr. II, weUl 
26 
— 
+ 
+ 
— 
— 
255 
Gr. II, well 2 
7 
— 
— 
— 
— 
— 
— 
256 
Gr. II, weU 3 
10 
— 
— 
+ 
— 
— 
— 
257 
Gr. II. well 4 
2 
— 
— 
— 
— 
— 
— 
258 
Spring 
2 
_ 
_ 
+ 
+ 
227 
Spring 
310 
+ 
+ 
295 
Corby Co., Langdon 
NE 
440 
— 
— 
— 
— 
— 
— 
Purity Ice Co., Fifth 
Street Market NW.: 
271 
Well 1 
18 
— 
— 
— 
— 
272 
Well 2 
1 
— 
— 
— 
— 
— 
273 
WeU 3 
12 
— 
-b 
— 
— 
— 
— 
Auth Provision Co., 
Seventh street and 
* 
Virginia avenue SW.: 
265 
Well 1, 60 feet'. 
13 
- 
- 
- 
- 
- 
- 
266 
Well 2, 39 feet 
2 

— 




268 
Chas. Javins & Sons, 
930 C street NW 
11 
- 
- 
— 
— 
— 
— 
267 
Center Market, Seventh 
street NW 
5 
— 
-1- 
— 
-1- 
Remarks. 
Bottled and sold. 
For eojidensing. 
For ice. 
Do. 
For condensing. 
Do. 
Do. 
Do. 
• Do. 
Do. 
Do. 
For ice. 
Do. 
2 wells, mixed. 
For condensing only. 
Do. 
Do. 
Not used for making 
ice. 
Do. 
For condensing. 
