149
No. 5 BED. SECOND SERIES.
Last changed March 1st, 1911. Sand 2' deep; commenced filtering on April 16th.
Rate of filtration about 300 yards gallons per day.
Amounts of samples tested :--
ce, cc and 1cc on to Agar plates.
ce, Ice, 2cc, 5cc on to Glucose N. R. Bile Salt Peptone water.
face, lec, 2cc, 5cc, 10cc, 20cc on to Lactose N. R. Bile Salt Peptone
water.
Results worked out on the "Coli Group" Basis only.
For unfiltered water taken at the same time, see previous pages.
TABLE XI.
No. 5 BED.
Total Colonies in
Date.
Ref. No.
No.
Rate of Filtration.
lee on Agar
37° C. for
48 hours.
No. of cultures
Classification of the Coli Group" Basis.
isolated.
20.4.11 062
1
300
30
4
22.4.11 070
2
360
30
6
23.4.11
074
3
300
25
25.4.11 078
4
294
190
+(S+ D−) in 20cc.
+ (S+D) + in 10cc; +(S-D+)
in 20cc.
Negative in 20cc.
(S+D+) in 5cc.
26.4 11 082
5
400
35
2
+(S+ D + ) in 20cc.
27.4.11 086
400
50
5
+ (S-D−) in 5ec.
28.4.11
090
294
30
5
+(S+D+) in 5cc.
29.4.11 094
325
25
1.5.11 098
300
25
5
2.5 11 0102
10
294
30
+(S-D+) in 10cc.
+(S-D+) in Icc.
+ {S + D + Indol - ) in 5cc.
3.5.11 0106
11
294
20
5
+ (S−D + ) & (S-D−) in 10cc.
4.5.11 0110
12
300
20
+ (S-D+) in 5cc.
5.5.11 0114
13
300
25
4
+(S+ D - Indol — } in 20cc.
6.5.11 0118
14
294
15
8.5.11 0121
15
294
25
9.5.11 0125
16
294
20
4
10.5.11 0133
17 294
30
11.5.11 0137
12.5.11 0141
18 294
19 290
25
25
Negative in 20cc.
Negative in 20cc.
+ (S+ D−) & (S-D-) in 20cc.
Negative in 20cc.
Negative in 20cc.
+ (S+ D− ) in 20ce.
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