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

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Surbiton 1938

[Report of the Medical Officer of Health for Surbiton]

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40
MILK SUPPLY.

During the year, eight samples of Ordinary milk (unpasteurised) were taken and examined. The bacteriologist's reports are detailed below:

No.Temperature on arrivalNo. of Bacteria per 1 c c.Presence of B Coli in 48 hours and 3 days <l/100th)Result of Animal Inoculation experiment for Tubercle Bacilli
16°C.16,300NegativeNegative
26°C.18,630NegativeNegative
36°C.92,660PositiveNegative
46°C.16,930NegativeNegative
56°C.73,330NegativeNegative
617°C.46,330PositiveNegative
717°C.94,330PositiveNegative
817°C.33,660NegativeNegative

In cases where the report was not considered
satisfactory, the dairyman was interviewed and
advised as to methods to be adopted to obtain better
results.
The following licences under the Milk (Special
Designations) Order, 1936, were granted during the
year:—
Dealers' Licences to sell " Pasteurised " milk 15
Dealers' Licences to sell " Tuberculin Tested "
milk 6
Dealers' Licences to sell " Tuberculin Tested
(Pasteurised)" milk 3
Dealers' Supplementary Licences to sell
"Tuberculin Tested" milk 2
26