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 Kingston-upon-Thames]
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Tiffin Girls' School, This instrument, durine term time- is operated by the pupils. The co-operation of the Headmistress„ the staff and pupils in this work is greatly appreciated. The following are the results obtaineds-
Month | Smoke | S02 | ||||
---|---|---|---|---|---|---|
Monthly Average | Highe st Value | Lowest Value | Monthly Average | Highest Value | Lowest Value | |
January | 209 | 604 | 68 | 333 | 773 | 119 |
February | 165 | 332 | 73 | 259 | 459 | 69 |
March | 79 | 86 | 16 | 119 | 150 | 19 |
April | 55 | 155 | 19 | 116 | 455 | 26 |
Kay | 25 | 65 | 6 | 70 | 241 | 12 |
June | 21 | 61 | 3 | 65 | 275 | 14 |
July | 16 | 37 | 2 | 58 | 115 | 22 |
August | 15 | 38 | 4 | 41 | 195 | 16 |
September | 45 | 231 | 13 | 81 | 187 | 31 |
October | 58 | 172 | 12 | 93 | 202 | 46 |
November | 110 | 636 | 3 | 124 | 420 | 37 |
December | 207 | 398 | 24 | 301 | 622 | 57 |