Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 134
ous change that has come overpublic lighting in the last thirty years.No doubt in many streets the increase isfar greater, and of course there are also It will be observed also that in the SouthMetropolitan Gas Co.s district the lightingis carried out mainly by low-pressure(2—3). But if we were to… … Fig. 1.—Parade das Lighting : Lewisham lli.yh Road. 120 THE ILLUMINATING ENGINEER (march) gas from the oil-lamps period up to thepresent day somewhat as follows :— progress in illuminants has been verygreat. The introduction of high-pressure Nature of Illuminant. Period. Public lamps. • onsumedcub.…
Lighting
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