Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Forty-first annual report on the health and sanitary condition of the Parish of St. Mary, Islington
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Measles.
(24 Years 1872-95.)
The Mean Line represents an average weekly number of 3 deaths.
The, dotted, line represents the Deaths fromMeasles in
London, during a period of 50years, (1841-90).
Tke Mean. London Line- representing arvaxrerage- weekly number of 34- deaths.