London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Carshalton 1938
[Report of the Medical Officer of Health for Carshalton]
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MILK SAMPLES.
| Grade | Bacterial Count | Bacillus Coli Test | Methylene Blue Test | Tubercle Test. | Phosphatase Test. | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| No. examined | Highest | Lowest | Average | No. examined | Abs. in 1/10 ml. | Abs. in 1/100 ml. | Abs. in 1/1000 ml. | No. examined | Satisfactory | No. examined | Satisfactory | No. examined | Satisfactory | |
| Ordinary | 36 | 98400 | 2320 | 13480 | 36 | 32 | 35 | 36 | 36 | 36 | 5 | 5 | — | — |
| Pasteurised | 51 | 26880 | 800 | 8040 | 51 | 50 | 51 | 51 | 38 | 38 | 5 | 5 | 12 | 12 |
| Accredited | 7 | 67200 | 5300 | 25425 | 7 | 7 | 7 | 7 | 7 | 7 | 2 | 2 | — | — |