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 St. Pancras, Metropolitan Borough]
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(a) The daily amount of smoke is measured by matching discoloured
filter papers with the official standard scale of shades, and
(b) The amount of sulphur dioxide is ascertained by the volumetric
method.
Table 1
| HIGHGATE WEST HILL | CAMDEN ROAD | GLOUCESTER AVENUE | ||||
|---|---|---|---|---|---|---|
| 1954 | 1955 | 1954 | 1955 | 1954 | 1955 | |
| JAN | 10.78 | 23.41 | 20.12 | 35.43 | 27.90 | 43.00 |
| FEB | 16.61 | 10.07 | 37.68 | 19.88 | 43.67 | 27.01 |
| MAR | 117.53 | 15.63 | 33.60 | 24.00 | 33.83 | 30.01 |
| APL | 11.00 | 11.34 | 14.27 | 16.68 | 17.16 | 18.36 |
| MAY | 11.47 | 20.57 | 27.11 | 23.27 | 21.47 | 28.70 |
| JUNE | 12.13 | 17.18 | 18.13 | 17.11 | 21.16 | 18.45 |
| JULY | 15.08 | 8.17 | 20.04 | 10.97 | 23.56 | 22.40 |
| AUG | 16.49 | 13.17 | 20.92 | 14.17 | 21.22 | 20.74 |
| SEPT | 11.86 | 13.80 | 22.31 | 16.76 | 16.93 | 13.58 |
| OCT | 14.94 | 11.94 | 21.67 | 26.41 | 19.72 | 24.28 |
| NOV | 18.05 | 8.63 | 32.98 | 16.71 | 24.98 | 23.22 |
| DEC | 14.54 | 13.00 | 27.08 | 26.75 | 17.66 | 24.42 |
Table II
| HIGHGATE WEST HILL | CAMDEN ROAD | GLOUCESTER AVENUE | ||||
|---|---|---|---|---|---|---|
| 1954 | 1955 | 1954 | 1955 | 1954 | 1955 | |
| JAN | 1.77 | 2.05 | 3.32 | 3.84 | 3.53 | 3.98 |
| FEB | 1.48 | 1.70 | 3.59 | 3.20 | 3.24 | 3.26 |
| MAR | 1.70 | 1.35 | 2.93 | 2.64 | 2.78 | 3.78 |
| APL | 1.06 | 0.98 | 1.97 | 1.95 | 2.47 | 1.84 |
| MAY | 0.79 | 0.64 | 1.72 | 1.62 | 1.96 | 1.34 |
| JUNE | 0.66 | 0.67 | 1.15 | 1.23 | 1.01 | 1.25 |
| JULY | 0.38 | 0.54 | 1.23 | 0.86 | 0.64 | 1.35 |
| AUG | 0.44 | 0.56 | 1.37 | 1.17 | 1.02 | 1.36 |
| SEPT | 0.49 | 0.87 | 1.34 | 1.75 | 1.13 | 1.40 |
| OCT | 0.93 | 0.96 | 2.47 | 2.87 | 1.52 | 2.20 |
| NOV | 1.59 | 1.56 | 3.43 | 3.63 | 2.45 | 3.68 |
| DEC | 1.69 | 2.14 | 3.18 | 4.40 | 2.11 | 3.46 |