Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 510
Mafichinenhaii.G. W.—Gas World.J. i. G.—Journal_tilr Gaabeleuchlung.J. G. L.—Joumai of Gafliuhiiny.Z. f. 3.—Zeitschrift filr RK/eiir.ktunaiwesen. Strength is now one of the predominant features OSRAMS WITH DRAWN WIRE FILAMENTS —and this without sacrifice of any of the other well-known qualities… … 482 THE ILLUMINATING ENGINEER. TRADE NOTES. [At the request of many of our readers we are extending the space devoted to Trade Kotes, and are open toreceive for publication particulars of new developments in lamps, fixtures, and all kinds of apparaius con icctedwith illumination. The contents of…
Lighting
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