Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 271
, prisms forbinocular-;, mirrors for sextants, -crewthreads, gear teeth, etc. Copies (Is. each)may he obtained through H.M. StationeryOffice, Imperial House, Kingsway, W.C.2. 260 THE ILLUMINATING ENGINEER (sept. 1920) LAMPS AND LANTERNS FOR OUTDOORLIGHTING. We have received from Messrs.… … Readers will recall that early in thepresent year* a reference was made to theseries of Ukay gas lamps hit roduced h\Messrs. Falk, Stadelmann & Co., Ltd.The features of these lamps, equippedwith superheater and of substantialand simple design are illustrated incatalogue No. 442. A point of…
Lighting
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