Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Greenwich Borough]
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Sample No. | Date & Time | Nature & Tempera-ture | No. of Bath-ers | Plate Count per ml. Yeastral Agar 37°C. | Probable No. of Coliform bacilli, per 100 ml. Mac Conkey 2 days 37°C. | Faecal Coli. per 100ml. | Result |
---|---|---|---|---|---|---|---|
1 | 21.1.59 12.20 p.m. | 2nd Class Swimming (Mixed Bathing) 77 °F. | 33 | 2 (24 hours) | - | - | Satisfactory |
2 | 3.3.59 11.15 a.m. | 2nd Class Swimming (Mixed Bathing) 75 °F. | 31 | 154 (24 hours) | - | - | Satisfactory |
3 | 10.8.59 11.30 a.m. | 2nd Class Swimming (Mixed Bathing) 77 °F. | 14 | 3 (2 days) | - | - | Satisfactory |
4 | 20.8.59 11.20 a.m. | 2nd Class Swimming (Mixed Bathing) 75 °F. | 40 | 1 (2 days) | - | - | Satisfactory |
5 | 20.8.59 11.30 a.m. | 1st Class Swimming (Mixed Bathing) 75 °F. | 30 | 3 (2 days) | - | - | Satisfactory |
6 | 25.9.59 11.35 a.m. | 1st Class Swimming (Mixed Bathing) 75 °F. | 3 | 6 (2 days) | - | - | Satisfactory |
7 | 25.9.59 11.30 a.m. | 2nd Class Swimming (Mixed Bathing) 75 °F. | 40 | 20 (2 days) | - | - | Satisfactory |
8 | 20.10.59 11 a.m. | 2nd Class Swimming (Mixed Bathing) 76°F. | 100 | 0 (24 hours) | - | - | Satisfactory |
9 | 18.12.59 11.45 a.m. | 2nd Class Swimming (Mixed Bathing) 76 °F. | 25 | 3 (24 hours) | - | - | Satisfactory |