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
Twickenham 1949
[Report of the Medical Officer of Health for Twickenham]
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Table 38.
| Ref. Nature of Bait No. | Number of Traps Laid | Number of Traps Laid Negative Result | Number of Flies Caught | |||
|---|---|---|---|---|---|---|
| External | Internal | External | Internal | External | Internal | |
| 1 Fish | 41 | 37 | 12 | 32 | 745 | 7 |
| 2 Cod roe | 12 | 8 | 8 | 7 | 17 | 5 |
| 3 Fish paste | 4 | 10 | — | 9 | 10 | 1 |
| 4 Sardine | 9 | 5 | 5 | 5 | 52 | — |
| 5 Meat | 12 | 28 | 8 | 25 | 13 | 4 |
| 6 Meat hash | 6 | 3 | 1 | 2 | 48 | 3 |
| 7 Sausage meat | 2 | 1 | 2 | 1 | — | — |
| 8 Corned beef | 5 | — | 4 | — | 1 | — |
| 9 Meat and bacon | — | 5 | _ | 4 | _ | 1 |
| 10 Soup | 1 | — | 1 | — | — | — |
| 11 Milk | 9 | 15 | 6 | 15 | 10 | — |
| 12 Peas (cooked) and milk | 1 | 1 | — | 1 | 12 | — |
| 13 Peas (cooked) | 7 | 3 | 2 | 3 | 14 | — |
| 14 Peach | 1 | 1 | 1 | _ | _ | 3 |
| 15 Banana | 1 | 11 | _ | 7 | 1 | 11 |
| 16 Plum | 2 | 2 | _ | 2 | 28 | |
| 17 Marmalade | 7 | 8 | 5 | 7 | 2 | 3 |
| 18 Beer | 2 | 8 | 2 | 8 | _ | _ |
| 19 Bread and beer | 3 | 3 | 2 | 3 | 19 | _ |
| 20 Vegetable compost | 3 | — | 3 | — | — | — |
| 21 Horse dung | 16 | 5 | 15 | 4 | 4 | 1 |
| 22 Pig excreta | 15 | 1 | 13 | 1 | 12 | _ |
| 23 Cow dung | 2 | — | 2 | — | — | — |
| 24 Dog excreta | 10 | — | 6 | _ | 14 | _ |
| 25 Cat excreta | 4 | 1 | 3 | 1 | 3 | — |
| 175 | 156 | 101 | 137 | 1,005 | 39 | |