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

Camberwell 1926

[Report of the Medical Officer of Health for Camberwell.

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34
(Tuberculin Tested), Grade "A," Grade "A" (Pasteurised), and
Pasteurised.
Every license granted is valid for a period ending on the 31st
day of December in the year in respect of which it is granted.
During the year 1926 the following licenses were granted: —
Dealers licenses to use the designation " Certified Milk " 25
Dealers licenses to use the designation Grade " A." (Tuberculin Tested) including
two bottling establishments and two supplementary licenses 27
Dealers licenses to use the designation Grade "A " 9
„ „ „ „ Grade "A" (Pasteurised) 2
„ „ „ „ Pasteurised 20
Total 93
During the year 7 samples of " Certified " milk and 4 samples
of Grade "A" (Tuberculin Tested) milk were taken for the purpose
of ascertaining whether they complied with the bacteriological
standard.
The results of the examinations are shown in the following
tables : —

Table: CERTIFIED MILK.

CERTIFIED MILK.

Serial No.Date obtained.Result of Bacteriological Examination.Conditions prescribed for the Sale of Certified Milk.
Bacteria Count.Presence of Coliform Bacillus.
1926.Per c.c1Not more than 30,000 bacteria per c.c. and no coliform bacillus in one – tenth of a c.c.
3Apr. 22nd7,300Acid, no gas in 1 c.c. in 48 hours
5May 26th106,000Acid and gas in one-tenth c.c. in 48 hours.
9July 8th2,500,000Acid and gas in 1 c.c in 24 hours.
13Aug. 11th27,000No acid and gas in 1 c.c. in 48 hours.
16Sept. 23rd4,400Acid and gas in one-tenth c.c. in 48 hours.
21Dec. 9th4,300Acid, no gas in one-tenth c.c. in 48 hours.