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 Hendon]
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TABLE XVIII
1960 | EDGWARE | GOLDERS GREEN | ||
---|---|---|---|---|
Smoke* | Sulphur** | Smoke* | Sulphur** | |
January | 11 | 7.5 | 17 | 9.6 |
February | 11 | 7.4 | 17 | 9.3 |
March | 8 | 6.5 | 9 | 6.7 |
April | 5 | 4.8 | 7 | 5.7 |
May | 4 | 4.3 | 5 | 4.9 |
June | 2 | 3.2 | 3 | 3.2 |
MILL HILL | ||||
July | 2 | 2.6 | 3 | 2.2 |
August | 4 | 2.7 | 4 | 3.0 |
September | 6 | 3.1 | 5 | 3.7 |
October | 9 | 4.7 | 9 | 6.7 |
November | 10 | 5.8 | 13 | 8.5 |
December | 16 | 7.6 | 20 | 10.3 |
TOTAL | 88 | 60.2 | 112 | 73.8 |
* Average daily smoke concentration in mgms. per 100 cu.
metres of air.
** Average daily sulphur concentration per 100 million
volumes of air.
In June I960, owing to the rebuilding of the Edgware Library, the measuring
station was closed temporarily.
A third smoke measuring station was established at Mill Hill Library.
70