Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 241
factories spring up everyday and require to be lighted at whateverseason they are built. Some work nightas well as day. High pressure gas is recommended to increase your output, improve itsquality, safeguard the health of yourworkpeople and reduce your lightingbills. A number of firms which… … Wirum Lamps—An attractive Poster Stamp issued by the Brimsdown Lamp Works, Ltd. THE PETROMAX LAMP. The development of emergency workin many districts owing to the suddendemands of the war has stimulated aninterest in self-contained portable systemsof lighting. The Petromax lamp,made by the British…
Lighting
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
