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

Deptford 1948

[Report of the Medical Officer of Health for Deptford Borough]

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Designated Milks.
Phosphatase and Methylene Blue Tests 21 samples.
School Milks.
21 Milks were submitted for chemical examination.
ICE CREAM.
The hygienic conditions under which Ice Cream is
made and the methods of manufacture have continued to improve.
Poor results have on several occasions been traced
to the "ageing" before freezing of an insufficiently cooled mix.
Several of the most modern dairy-type mix coolers were found
not to cool the mixes sufficiently.

Table: During the year 47 samples of ice cream were subjected to the Methylene Blue test with the following results:-

During the year 47 samples of ice cream were subjected to the Methylene Blue test with the following results:-

Grade 120
Grade 26
Grade 35
Grade 418

Table: These samples were also tested for the presence of B.Coli with the following results:-

These samples were also tested for the presence of B.Coli with the following results:-

B.Coli absent in 1c.c.19
B.Coli present in 1 c.c.8
B.Coli present in 0.1 c.c.1
B.Coli present in 0.01 c.c.19

Table: RODENT CONTROL. The Block System of Rodent Control terminated in December 1947 and during the year under review investigations and operations were carried on by a Supervisor and an Operator.

RODENT CONTROL. The Block System of Rodent Control terminated in December 1947 and during the year under review investigations and operations were carried on by a Supervisor and an Operator.

Total No. of Investigations1,174
Total No. of Positives470
Total No. of Operations670
Total No. of Business Premises57

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