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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| Diphtheria bacilli | - | |
| Hæmolytic streptococci | 105 | |
| Vincents angina | 23 | |
| Negative | 227 | |
| 355 | ||
| Shigella | 302 | |
| Salmonella | 14 | |
| Protoza | 1 | |
| Negative | 877 | |
| 1,194 | ||
| Tubercular smear | - | |
| Other organisms | 7 | |
| Negative | 51 | |
| 58 | ||
| Cough Plates | - | |
| Postnasal swabs | 1 | |
| Negative | 13 | 14 |
| Ice cream | 52 | |
| Pasteurized | 57 | |
| Other | 11 | |
| 120 | ||
| Miscellaneous | 751 | |
| 2,492 | ||