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 Lambeth]
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Supplied by the Gas Light and Coke and Crystal Palace District las Companies, made on 37 occasions during the year ending e 25th March, 1885.
| Gat Companies. | Where tested. | Average Illuminating Power. | Tests for purity Ammonia, and Sulphuretted Hydrogen. |
|---|---|---|---|
| The Gas Light and Coke | Vestry Hall | 14.89 | Free from Sulphuretted Hydrogen & Ammonia. |
| The Crystal Palace District | Sydenham Station | 15.65 | Ditto. |