Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 229
Fig. 18.—^ Lambeth multiple burner lamp, 1879. Fig. 16.-Chronological chart of lamp cockgovernors (Sugi,s 18.59-1881) … ^ol^^u^StXteSSr Early Experiments in Street-Lighting. Fig. 19.-2U0 candlepower Argand burner instreet lamp. public lamps and chargmg for the CENTENARY OF GAS LIGHTING. 215 amount of gas consumed; and Mr.Hughes estimated that 30 per cent lessgas was given than was paid for. Hecalculated that so much…
Lighting
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