London's Pulse: Medical Officer of Health reports 1848-1972

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Finchley 1956

[Report of the Medical Officer of Health for Finchley]

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Summary of Work carried out from 1/4/56 to 31/3/57

RatsMice
Visits in connection with infestations2,421616
Number of confirmed infestations224127
PrebaitsPOISONS795—
Zinc Phosphide244—
Arsenic——
Red Squill——
A.N.T.U.——
Warfarin2,2171,075

Treatment of Sewers

First TreatmentSecond T reatment
Total number of manhole baited560503
Number of poison takes356

The poison takes in each treatment amounted to 6.25% and
1.19% of the number of manholes baited.
64