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 1956
[Report of the Medical Officer of Health for Holborn Borough]
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The following table shows the monthly variation of the chemical composition of the 195 samples.
| Month | Number of Samples examined | Fat Per cent. average | Solids Non-fat Per cent. average | Total Solids Per cent. average |
|---|---|---|---|---|
| January | 13 | 3.63 | 8.69 | 12.32 |
| February | 14 | 3.69 | 8.68 | 12.37 |
| March | 16 | 3.47 | 8.62 | 12.09 |
| April | 15 | 3.46 | 8.67 | 12.13 |
| May | 17 | 3.44 | 8.71 | 12.15 |
| June | 16 | 3.39 | 8.69 | 12.08 |
| July | 16 | 3.62 | 8.89 | 12.51 |
| August | 19 | 3.63 | 8.70 | 12.33 |
| September | 19 | 3.71 | 8.68 | 12.39 |
| October | 15 | 3.99 | 8.94 | 12.93 |
| November | 16 | 3.98 | 8.76 | 12.74 |
| December | 16 | 3.86 | 8.78 | 12.64 |
| Whole year | 192 | 3.66 | 8.73 | 12.39 |
| Legal minimum | — | 3.00 | 8.50 | 11.50 |
Channel Island and South Devon Milk
| Month | Number of Samples examined | Fat Per cent. average | Solids Non-fat Per cent. average | Total Solids Per cent. average |
|---|---|---|---|---|
| September | 1 | 4.60 | 8.98 | 13.58 |
| October | 2 | 4.63 | 9.21 | 13.84 |
| Whole year | 3 | 4.62 | 9.09 | 13.71 |
| Legal minimum | - | 4.00 | 8.50 | 12.50 |