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 Islington, Metropolitan Borough of]
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Thermometers 4 feet from ground. | Degree of Atmospheric Humidity, Saturation being represented by 100. | Rain in inches, read at 9 A.M., Collected on the ground. Sum. | Number ??? on which Rain fell in appreciable quantity. Sum. | ||||
---|---|---|---|---|---|---|---|
Mean of Daily Values. | Mean of Highest Temperatures. | Mean of Lowest Temperatures. | Mean Daily Range of Temp. | ||||
71.4° | |||||||
0.00 | |||||||
Means. | Sum. 1.08 | Sum. 12 |
The highest day temperature, observed on August 28th was 90.5°
The lowest night temperature, observed on August 21st was 45.5°.
EDWARD BALLARD, M.D.,
Medical Officer of Health.
Vestrv Offices,
Sept. 6th, 1869.