Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Croydon]
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Accredited Milk.
Licences granted under the Milk (special Designations) Order 1930. | Present. | Absent. | Present in 1/100 M.l. | Absent. | Present. | Absent. | Present. | Absent. | Exceeding a trace. | Not exceeding a trace. | Satisfied. | Not satisfied. |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Tubercle bacillus | - | 53 | - | - | - | - | - | - | - | - | - | - |
Bacillus Coli | - | - | 10 | 43 | - | - | - | - | - | - | - | - |
Blood | - | - | - | - | - | 53 | - | - | - | - | - | - |
Pus | - | - | - | - | - | - | - | 53 | - | - | - | - |
Detritus | - | - | - | - | - | - | - | - | - | 53 | - | - |
Methylene Blue Test | - | - | - | - | - | - | - | - | - | - | 47 | 6 |
Totals | - | 53 | 10 | 43 | - | 53 | - | 53 | - | 53 | 47 | 6 |
Pasteurised Milk.
Licences granted under the milk (Special Designations) Order, 1936. | Present. | Absent. | Over 100,000 per M.l. | Under 100,000 per M.l. | Present. | Absent. | Present. | Absent. | Present. | Absent. |
---|---|---|---|---|---|---|---|---|---|---|
Tubercle bacillus | - | 155 | - | - | - | - | - | - | - | - |
Total number of bacteria | - | - | 19 | 136 | - | - | - | - | - | - |
Blood | - | - | - | - | - | 155 | - | - | - | - |
Pus | - | - | - | - | - | - | - | - | - | - |
Detritus | - | - | - | - | - | - | - | - | - | 155 |
Totals | - | 155 | 19 | 136 | - | 155 | - | 155 | - | 155 |
These 155 Pasteurised Milk samples contained bacteria per
millilitre as follows:—
Under 1,000 1
1,000—5,000 33
5,000—10,000 31
10,000—20,000 26
20,000—30,000 11
30,000—50,000 13
50,000—100,000 21
Over 100,000 19
155