TYPHOID FEVER IN DISTRICT OF COLUMBIA. 103 
Results of bacteriological and chemical examination of wells and springs used by the ice 
factories. 
No. 
of 
sam- 
ple. 
General characteristics. 
Location. 
Date. 
Color. 
Odor. 
Turbid- 
ity. 
Sediment. 
Home Ice Co., Twelfth and 
V streets NW.; 
238 
Drinking well 
Sept. 5 
None. 
Slight oily 
None. 
Very slight. 
239 
Condensing well 
do . . . 
None. 
None 
Slight. 
Slight, light 
brown. 
240 
Boiler room 
. .do . . . 
None. 
Slight oily 
None. 
Very slight, dark 
brown. 
241 
Under engine room 
do . . . 
None. 
do 
None. 
Very slight. 
Hygienic Ice Co., Fifteenth 
and E streets NE.: 
251 
Under shed 
Sept. 7 
2 
Suggestion of ma- 
nure. 
1 
Slight , coarse light 
brown. 
252 
Gr. I, well 2 
do 
3 
Slight, suggestion 
of manure. 
6 
Very slight. 
253 
Gr. I, well 3 
do 
(o; 
do 
55 
Slight, light 
brown. 
254 
Gr. II, well 1 
3 
Suggestion of ma- 
nure. 
95 
Slight, brown. 
255 
Gr. II, well 2 
do . - . 
4 
. .do 
2 
Slight, feathery. 
Slight, light 
brown. 
256 
Gr. II, well 3 
do - - - 
3 
. ..do 
2 
257 
Gr. II, well 4 
3 
do 
1 
Do. 
258 
Spring 
do. . . 
3 
Slight, unpleasant 
None. 
None. 
227 
Spring 
Aug. 31 
Sept. 18 
295 
Corby Co., Langdon D. C. . 
Purity Ice Co., Fifth Street 
Market NW.: 
4 
None 
5 
Slight. 
271 
Well 1 
Sept. 12 
2 
Slight, unpleasant 
1 
Slight, light 
brown. 
272 
Well 2 
do - . - 
2 
Slight suggestion 
of sulphur. 
None. 
Very slight, yel- 
lowish. 
273 
WeU3 
do . . . 
2 
do 
None. 
Light brown. 
Auth Provision' Co., Sev- 
enth street and Virginia 
avenue SW.: 
265 
Well 1, 60 feet 
Sept. 11 
3 
Slight, inky 
55 
Slight, light 
brown. 
266 
Well 2, 39 feet 
do 
3 
Slight 
None. 
None. 
268 
Chas. Javins & Sons, 930 C 
street NW. 
do. .. 
2 
do 
13 
Do. 
267 
Center Market, Seventh 
street NW. 
do. .. 
4 
Slight, inky 
600 
Considerable iron 
oxide. 
a Yellow-brown. 
