Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 565
ourseof the evening showed that theillumination on the seats was about2*5 foot-candles. Finally we have reproduced in Fig. 7a view of the series of street lighting the lOO-cj). low-pressure tvpe up tounits of several thousand c.p. of thehigh-pressure type, fitted with automaticdistance lighters.… … Photo, by J. H. Avery Jjf Co. Fro. 7.—A view of the Strect-liorhting Section, taken entirelj by artificial light. exhibits, adjacent to the banquetinghall. In the centre of the room weretwo high-pressure Keith centrally sus-pended lamps, with the new silica cups,and equipped with raising and…
Lighting
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