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 Brentford and Chiswick]
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VARIATION in avekage weekly concentkations of smoke and SULPHUK
BTOXIDE IN CHISWICK FKOM THE COMMENCEMENT OF INVESTIGATIONS
lST AUGUST, 1950 UNTIL 31ST DECEMBER, 1950
GKAPH "C"
-38-