Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Report on the sanitary condition of the Borough of Bermondsey for the year 1947
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For Chemical (i.e., Fat and non-Fatty Solids) Examination.
| Liquid Milk, undesignated | 196 |
| Sterilized Milk | 122 |
| Pasteurized Milk | 82 |
| Condensed Milk (informal) | 10 |
| Tuberculin Tested | 4 |
| Tuberculin Tested (Pasteurised) | 6 |
| Evaporated Milk | 11 |
| Heat Treated | 1 |
| 432 |
For Bacteriological Examination.
| Pasteurised Milk (from schools) | 83 |
| Pasteurised Milk (other than from schools) | 45 |
| For tubercle bacilli | 8 |
| For brucella abortus | 4 |
| Tuberculin Tested | 4 |
| Tuberculin Tested (Pasteurised) | 26 |
| Heat Treated | 33 |
| 203 |
ICE CREAM. Forty-eight samples of ice cream have been examined, with the following results:—
| 1. Bacterial Count. | |
| Up to 500 per 1 c.c | 2 |
| Over 500 to 1,000 per c.c. | 2 |
| Over 1,000 to 5,000 per 1 c.c | 3 |
| Over. 5,000 tp 10,000 per 1 c.c. | 1 |
| Over 10,000 to 50,000 per 1 c.c. | 18 |
| Over 50,000 to 100,000 per 1 c.c | 6 |
| Over 100,000 to 200,000 per 1 c.c | 4 |
| Over 200,000 to 400,000 per 1 c.c | 3 |
| Over 400,000 to 600,000 per 1 c.c | – |
| Over 600,000 to 1,000,000 per 1 c.c. | 2 |
| Over 1,000,000 per 1 c.c. | 7 |
| 48 | |
2. Presence of B. Coli.
| B. Coli present in 1 c.c., 1 10th c.c. and 1 100 th c.c. | 23 |
| B. Coli present in 1 c.c. and 1 10th c.c | 8 |
| B. Coli present in 1 c.c. | 7 |
| B. Coli absent in 1 c.c., 1 10th c.c., and 1 100 th c.c. | 10 |
| 48 |
3. Methylene Blue Grading.
| Grade 1 | 4 |
| 2 | 5 |
| 3 | 3 |
| 4 | 20 |
| 32 |
(53)