Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 354
lied in a practical formfor gas. The illustration shows thegeneral appearance of the apparatus.It consists in a box receptacle, whit-ened inside, Avhich receives liglit fromthe inverted mantle within the dome-like reflector mounted above it. Under-neath this reflector there are twodouble plates of… … 340 THE ILLUMINATING ENGINEER. An Interesting Semi-Indirect Lighting Office Installation. By Ajst Engineering Correspondent. The lighting of a large office, althoughit may appear at first sight a simpleproblem, needs a little care. It isoften assumed that if one provides anadequate illumination on…
Lighting
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