London's Pulse: Medical Officer of Health reports 1848-1972

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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London

Wandsworth 1911

[Report of the Medical Officer of Health for Wandsworth, Metropolitan Borough]

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142
TABLE I.

Table: Showing Monthly Averages of the Illuminating Power, Sulphur and Calorific Power of the Gas supplied by the Wandsworth and Putney Gas Company during the year ended31st March,1912.

Showing Monthly Averages of the Illuminating Power, Sulphur and Calorific Power of the Gas supplied by the Wandsworth and Putney Gas Company during the year ended31st March,1912.

Date.Illuminating Power in Standard Sperm Candles.Grains of Sulphur in 100 cubic feet of gas.Calorific Power in Calories per cubic foot.
Gross.Net.
April, 191114.725.8
May, ,,15.327.9
June, ,,15.324.5
July, ,,15.526.7
August, „15.321.8
September, ,,14.926.0[126.l][112.3]
October, ,,I5.321.3134.1119.9
November, ,,14.720.5134.4120.6
December, „15.022.9136.4121.7
January, 1912, ,,15.115.5135.4121.6
February, ,,14.717.8133.3120.1
March, ,,15.020.5134.8121.7
Average for the year ended 31st March, 191215122.6134.7120.9