Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 195
Typical 15° angle Mazdalux reflector ;this type is designed both for half-wattand ordinary lamps. … Special local lighting type of Mazdaluxreflector with wire cage for factory use.A feature of this unit is the lockingarrangement so that neither lamp norreflector can be removed when sealed. Advance in Price of Fittings. The British Thomson-Houston Co., Ltd.,advise us that from April 7th…
Lighting
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
