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 Stoke Newington, The Metropolitan Borough]
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DEPOSIT GAUGE
Month | Rainfall in Inches | Tons per Square Mile | ||
---|---|---|---|---|
Soluble Matter | Insoluble Matter | Total Solids | ||
January | 1.30 | 9.74 | 8.65 | 18.39 |
February | 0.60 | 5.41 | 7.50 | 12.91 |
March | 1.14 | 4.49 | 11.06 | 15.55 |
April | 0.95 | 3.70 | 8.15 | 11.95 |
May | 0.26 | 4.79 | 9.67 | 14.46 |
June | 1.58 | 2.05 | 8.49 | 10.54 |
July | 0.12 | 2.58 | 7.33 | 9.91 |
August | 2.76 | 12.48 | 8.52 | 21.00 |
September | 2.58 | 6.67 | 6.90 | 13.57 |
October | 2.40 | 10.00 | 11.33 | 21.33 |
November | 3.15 | 15.29 | 8.43 | 23.72 |
December | 1.85 | 9.67 | 9.12 | 18.79 |
LEAD PEROXIDE APPARATUS
Month | Mg. of S03/'day collected by 1,000 sq. cm. of Batch A Pb02 (louvered cover) |
---|---|
January | 1.95 |
February | 1.78 |
March | 3.29 |
April | 1.58 |
May | 0.63 |
June | 0.59 |
July | 0.53 |
August | 0.59 |
September | 0.83 |
October | 2.06 |
November | 2.30 |
December | 3.42 |