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 Hornsey, Borough of]
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PUBLIC HEALTH LABORATORY SERVICE BACTERIOLOGICAL EXAMINATIONS
| Throat and Nose Swabs | ||
| Diphtheria bacilli | . | |
| Haemolytic streptococci | 53 | |
| Vincents angina | 3 | |
| Negative | 151 | |
| — | 207 | |
| Faeces | ||
| Shigella | 226 | |
| Salmonella | 36 | |
| Protozoa | . | |
| Negative | 790 | |
| — | 1,052 | |
| Sputum | ||
| Tubercular smear | 4 | |
| Other organisms | 28 | |
| Negative | 26 | |
| — | 58 | |
| Pertussis | ||
| Negative | 4 | |
| — | 4 | |
| Milk | ||
| Ice cream | 36 | |
| Pasteurized | 62 | |
| Other | 12 | |
| — | 110 | |
| Water | ||
| Domestic supplies, etc. | 1 | |
| Swimming pools | 2 | |
| — | 3 | |
| Miscellaneous | 265 | |
| 1,699 |