Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Report for the year 1903 of the Medical Officer of Health
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Name of Authority. | Methods adopted in the district for the ventilation of sewers. | Complaints of offjnpive smells from surface ventilators in streets. | Ability to trace any connection between offensive smells from sower ventilatois and diphtheria and other disease. | Is each house drain intercepted from the main sewer ? | Ventilator required on the sewer side of the intercepting trap. |
---|---|---|---|---|---|
57 | 32 Surface ventilators and shafts. | 45 Yes. | 5 Yes. | 19 Yes. | 10 Yes. |
17 Surface ventilators. | *11 No. | 3 No. | 10 No. | 47 No. | |
6 Shafts. | † 1 No reply. | 18 Doubtful. | 28 Partly yes and no. | ||
2 Sewers not ventilated. | 1 No reply. | ||||
2 No ventilators. |
* Of the 11 Authorities where no complaints were received, 6 only use shafts as ventilators, and 1 does not ventilate
the sewers.
† This refers to a district where the sewers are not ventilated.