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
Heston and Isleworth 1930
[Report of the Medical Officer of Health for Heston and Isleworth]
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Grand Junction (Hampton) General Well (Feb. 20th to March 14th inclusive).
| Day of Month. | Number of Microbes per c.c. Agar at 37° counted 20—24 hours. | B. Coli Test | ||
|---|---|---|---|---|
| 100 c.c. | 10 c.c. | |||
| Presumptive | Confirmatory gl. | Presumptive. | ||
| 1930. | ||||
| Feb. 20 | 1.6 | 0 | ||
| 21 | 1.2 | 0 | ||
| 24 | 0.5 | 0 | ||
| 25 | 0.8 | 0 | ||
| 26 | 1.4 | B | 0 | |
| 27 | 2.4 | B | 0 | |
| 28 | 1.2 | 0 | ||
| Mar. 3 | 1.1 | 0 | ||
| 4 | 0.6 | 0 | ||
| 5 | 1.3 | 0 | ||
| 6 | 0.3 | 0 | ||
| 7 | 1.4 | 0 | ||
| 10 | 0.8 | 0 | ||
| 11 | 0.5 | 0 | ||
| 12 | 0.6 | 0 | ||
| 13 | 1.2 | 0 | ||
| 14 | 0.5 | 0 | ||
| B = Lactose + Indol + Saccharose — Microbes. | ||||