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 Wanstead and Woodford]
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Sewer Treatment
Section | No. of Manholes | No. not baited | No. baited | Complete | Average Pre-bait Takes | N.T. | |
---|---|---|---|---|---|---|---|
1 Partial | Total takes | ||||||
1 | 70 | 2 | 68 | 11 | 16 | 27 | 41 |
2 | 86 | 1 | 85 | 24 | 28 | 52 | 33 |
3 | 74 | — | 74 | 14 | 28 | 42 | 32 |
4 | 78 | 1 | 77 | 19 | 30 | 49 | 28 |
5 | 74 | 1 | 73 | 26 | 22 | 48 | 25 |
80 | 4 | 76 | 23 | 28 | 51 | 25 | |
78 | — | 78 | 24 | 30 | 54 | 24 | |
8 | 66 | 2 | 64 | 24 | 15 | 39 | 25 |
9 | 80 | 2 | 78 | 30 | 20 | 50 | 28 |
10 | 78 | 7 | 71 | 9 | — | 9 | 62 |
11 | 72 | 4 | 68 | 19 | 22 | 41 | 27 |
12 | 70 | 1 | 69 | 15 | 27 | 42 | 27 |
13 | 71 | 1 | 70 | 26 | 11 | 37 | 33 |
14 | 69 | 1 | 68 | 29 | 16 | 45 | 25 |
15 | 76 | 15 | 61 | 20 | 12 | 32 | 29 |
16 | 71 | 7 | 64 | 27 | 12 | 39 | 25 |
17 | 68 | 1 | 67 | 22 | 12 | 34 | 33 |
18 | 76 | — | 76 | 28 | 16 | 44 | 32 |
19 | 71 | 2 | 69 | 17 | 22 | 39 | 30 |
1408 | 52 | 1356 | 407 | 367 | 774 | 582 |