Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 186
of 500, 550, or 600 volts.It is estimated that by using theselamps, even with cost of power at thevery low rate of jc?. a unit, a saving ofvery nearly 2s. per lamp could be effected ;and there is the further consideration ofthe attractiveness and advertising powerof improved car lighting which… … effective reproductionOnly Rival showcard the Sunsprinted reflecting shade which makes it specially colours, and should be foimd useful bysuitable for shop window lighting. contractors and others. 158 THE ILLUMINATING ENGINEER. The Ukay Lamp for ShopLighting. Messrs. Falk, Stadelmann & Co.,…
Lighting
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