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
Holborn 1933
[Report of the Medical Officer of Health for Holborn Borough]
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Up to the date of the preparation of this report licences for the year 1934 have been issued as follows: —
| Certified | 2 |
| Grade A (Tuberculin Tested) | 2 |
| Grade A (Pasteurised) | 1 |
| Pasteurised | |
| Supplementary— | |
| Grade A (Tuberculin Tested) | 1 |
| Pasteurised | 2 |
| 13 | |
| Grade. | Approx. age of Sample. | Temperature on arrival at Laboratory. | Number of bacteria per c.c. | Presence of coliform bacilli in 0.1 c.c. | Remarks. |
|---|---|---|---|---|---|
| Certified | 24.30 hrs. | 16°0 | 4,960 | Nil | |
| Grade A (T.T.) | 24.30 „ | 16°C | 1,673 | Nil | |
| Grade A (T.T.) | 24 .30 „ | 16°C | 4,610 | Nil | |
| Grade A (Pasteurised) | 24.30 „ | 16.5°C | 428 | Nil | |
| Pasteurised | 24.30 | 16°C | 10,400 | — |
It will be seen that all five samples conformed to the prescribed conditions
for the designations concerned.
Animal inoculation for the presence of tubercle bacilli was carried out in
respect of each sample, all giving negative results.
The samples were also subject lo chemical analysis with results as follows: —
| Grade. | Water. | Fat. | Non-fatty solids. |
|---|---|---|---|
| Certified | 86.22 | 4.7 | 9.08 |
| Grado A (T.T.) | 87 0.3 | 3.7 | 9.27 |
| Grade A (T.T.) | 871.5 | 3.6 | 9.25 |
| Grade A (Pasteurised) | 87.17 | 3.7 | 91.8 |
| Pasteurised | 87.52 | 3.4 | 9.08 |
Arrangements were made early in 1934 for four samples of designated milk to
be examined for the presence of Brucella Abortus.
Public Health (Dried Milk) Regulations, 1923.
Very few brands of dried milk are sold in the Borough. Seven samples,
covering those generally used, were obtained during the year, and found to comply
with the Regulations which are generally similar to those with regard to condensed
milk.
D 2