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

Finchley 1952

[Report of the Medical Officer of Health for Finchley]

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Treatment of Sewers
Sausage Rusk with Zinc Phosphide, and Bread Mash with
Arsenic were used alternately, in carrying out the maintenance
treatment of sewers.

Table: Two maintenance treatments were carried out during the year when 1,053 manholes were baited. The results were as follows :—

Two maintenance treatments were carried out during the year when 1,053 manholes were baited. The results were as follows :—

First TreatmentSecond Treatmont
Total number of manholes baited501552
Number of poison takes2229

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The poison takes in each treatment amounted to 4.39% and
5.25% of the number of manholes baited.
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