259 
Table showing the number of organisms and percentage of gas production in cold-storage 
ice cream. 
Group 
No. 
Serial number of sample. 
Days in 
storage. 1 
Bacteria per 
cubic centi- 
meter. 
Percent- j 
age of ; 
gas. 
Percent- 
age of 
gas, du- 
plicate. 
(401 
0 
16, 000, 000 
25 
25 
429 
3 
25, 000, 000 
45 
35 
433 
6 
21,000,000 
30 
30 
440 
9 
27, 000, 000 
20 
30 
484 
11 
18,000,000 
25 
25 
489 
14 
3, 000, COO 
25 
20 
1 
542 
17 
6, 000, 000 
30 
35 
538 
20 
13,000,000- 
30 : 
25 
546 
| . 23 
20, 000, 000 
20 
25 
27 
185, 000, 000 
20 : 
20 
564 
30 
8,000,000 
15 
10 
568 
34 
3, 000, 000 
20 
20 
(404 
0 
85, 000, 000 
25 
25 
430 
3 
175,000,000 
5 
5 
434 
6 
38,000,000 
0 
0 
441 
9 
48,000,000 
30 
0 
485 
11 
18, 000,000 
0 
0 
2 
490 
14 
9, 000, 000 
0 
0 
543 
17 
9, 000, 000 
0 
0 
539 
20 
70,000,000 
0 
0 
23 
19, 000, 000 
0 
0 
27 
125,000,000 
i 
0 
565 
30 
10,000,000 
0 
0 
(.569 
34‘ 
11, 000, 000 
0 
0 
(403 
0 
135, 000, 000 
25 
25 
431 
3 
195, 000, 000 
3° 
20 
435 
6 
138, 000, 000 
20 
30 
442 
9 
145,000, 000. 
30 
40 
486 
11 
115,000, 000 
40 
25 
3 , 
491 
14 
39, 000, 000 
2 
8 
544 
17 
35, 000, 000 
9 
10 
540 \ 
20 
93, 000, 000 
1 
o 
548 
23 
97, 000, 000 
5 
5 
27 
385,000,000 
18 
o 
566 \ 
30 
50,000,000 
18 
0 
570 
34 
28, 000, 000 
0 
0 
(402 
0 
53,000,000 
25 
10 
432 
3 
95, 000, 000 
18 
20 
436 
6 
47, 000, 000 
25 | 
15 
443 
9 
75, 000, 000 
10 
20 
11 
54,000,000 
15 
1 
4 1 
492 
14 
7,000,000 
- 1 
0 
17 
27, 000, 000 
9 i 
20 
' 
541 
20 
95,000,000 
0 
0 
549 
23 
49, 000, 000 
1 
0 
558 
27 
205,000,000 
5 
0 
567 
30 
30,000,000 
0 
0 
x 
34 
9, 000, 000 
12 
0 
