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

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Surbiton 1953

[Report of the Medical Officer of Health for Surbiton]

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The following is a summary of the several treatments carried out since disinfestation of sewers commenced in 1948:-

DateDescriptionNo.of manholes prebaited.Takes of pre-bait.Takes of poison bait.
April, 19481st Initial treatment2187731
July, 19482nd " "77148
February, 19491st Maintenance treatment804918
July, 19492nd " "71207
March, 19503rd " "584121
July, 19504 th " "412013
February, 19515th " "571715
August, 19516th " "35146
February,19527th " "693615
July, 19528th " "58144
February, 19539 th " "54138

Results of Initial and Annual Test Baiting :-

No.of manholes baitedTakes of bait% of takes.
Initial 1947/483846416.666
Second 1948160138.125
Third 194922983.493
Fourth 195025093.600
Fifth 1951200115.500
Sixth 195220175.473
Seventh 195317973.91

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