Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 210
he case of printing machines,assumed to be the laying-on and taking-oli boards. The arrange-ment of the units in the machine shopsof Messrs. Eatb & Spottiswoode (shownin Figs. 10, 11, and 12) appears to bevery satisfactory. The illumination is due to three-mantle and one-mantle inverted… … Fia 13.-Illumin.tion of Ruling Maoliines (Solicitors Law Stationery Society).
Lighting
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