Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 42
oo w Fig. 3.—a department at Whitcleys Stores lighted by Wotan lampsin Hnlophane Reflector Bowls. THE ILLUMINATING ENGINEER (jan.) 35 oo 4 … o Fig. 1.—a large store in Stratford lighted by Wotan hall-watt lampsin opal semi-indirect tittings. i ooo
Lighting
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