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

Hornsey 1956

[Report of the Medical Officer of Health for Hornsey, Borough of]

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Table: RODENT INFESTATION: SEWER MAINTENANCE TREATMENT 1956 Total number of foul manholes — 1,810

RODENT INFESTATION: SEWER MAINTENANCE TREATMENT 1956 Total number of foul manholes — 1,810

Dates of Treatment1st February—14th March5th July—29th September
Sewer treatedSoilSurface waterSoilSurface water
Bait and poison usedSoaked bread and arsenicSausage rusk and zinc phosphideSausage rusk and zinc phosphideSausage rusk and zinc phosphide
No. of manholes baited ...1,152791,11238
No. of manholes showing complete prebait take40973002
No. of manholes showing partial prebait take8381203