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 1957
[Report of the Medical Officer of Health for Holborn Borough]
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The following tables show the monthly variation of the chemical composition of the 174 samples.
| Month | Number of Samples examined | Fat Per cent. average | Solids Non-fat Per cent. average | Total Solids Per cent. average |
|---|---|---|---|---|
| January | 14 | 3.89 | 8.75 | 12.64 |
| February | 11 | 3.90 | 8.66 | 12.56 |
| March | 14 | 3.96 | 8.74 | 12.70 |
| April | 14 | 3.48 | 8.74 | 12.22 |
| May | 14 | 3.46 | 8.87 | 12.33 |
| June | 15 | 3.37 | 8.73 | 12.10 |
| July | 13 | 3.46 | 8.70 | 12.16 |
| August | 14 | 3.58 | 8.73 | 12.31 |
| September | 11 | 3.73 | 9.01 | 12.74 |
| October | 15 | 3.71 | 8.95 | 12.66 |
| November | 12 | 3.92 | 8.83 | 12.75 |
| December | 13 | 3.72 | 8.91 | 12.63 |
| Whole year | 160 | 3.68 | 8.80 | 12.48 |
| 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 |
| January | 1 | 5.30 | 9.00 | 14.30 |
| February | 1 | 4.50 | 8.87 | 13.37 |
| March | 1 | 4.40 | 9.00 | 13.40 |
| April | 1 | 4.20 | 9.29 | 13.49 |
| May | 2 | 4.75 | 9.27 | 14.02 |
| June | 1 | 4.70 | 9.30 | 14.00 |
| July | 1 | 4.40 | 8.90 | 12.30 |
| August | — | _ | ||
| September | 2 | 4.35 | 9.02 | 13.37 |
| October | 1 | 4.60 | 9.21 | 13.81 |
| November | 2 | 4.52 | 9.15 | 13.67 |
| December | 1 | 4.60 | 9.28 | 13.88 |
| Whole year | 14 | 4.57 | 9.12 | 13.69 |
| Legal minimum | — | 4.00 | 8.50 | 12.50 |