Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 149
nels, which 134 THE ILLUMINATING ENGINEER (march) are approximately 1J miles long, areboth lighted in substantially the sameway. The Woolwich and Greenwichfootpath subways are also illuminated ina very similar manner. In the Rother-hithe tunnel there are in all 800 incan-descent lamps, 35-watt in… … li«. 2\ Night view >>i standard carryingincandescent electric lamps, on Westmin-ster Bridge. In the distance the lights ofthe Embankment. showed thai the average illuminationin the tunnel a value close i that recognised as suitable for general lighting of g Is yards, railway platforms, flee.…
Lighting
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