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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20.
Month | Mg.of So3/day collected by 100 sq.cm.of Batch A Pbo2. (louvered cover) |
---|---|
January | 3.05 |
February | 2.95 |
March | 3.57 |
April | 1.73 |
May | 1.63 |
June | 0.93 |
July | 0.70 |
August | 0.88 |
September | 1.28 |
October | 2.25 |
November | 2.66 |
December | 2.72 |
OLD TOWN HALL
DAILY SMOKE FILTER - TABLE 3. (Smoke in milligrammes/100 cubic metres)
Month | Average Reading | Highest Reading | Lowest Reading |
---|---|---|---|
January | 32 | 116 | 9 |
February | 32 | 75 | 8 |
March | 26 | 116 | 6 |
April | 11 | 32 | 4 |
May | 11 | 28 | 3 |
June | 4 | 13 | Nil |
July | 4 | 6 | 2 |
August | 5 | 12 | 1 |
September | 7 | 17 | 2 |
October | 18 | 44 | 5 |
November | 21 | 62 | 6 |
December | 32 | 70 | 9 |