Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 118
eet, Adelphi,London, W.C., at 8 p.m., on Tuesday, March 28th, 1922.) ments which aimed at providing aninitial average illumination over thewhole room of about 4 foot-candles. Experimental Arrangements. For the purposes of the experimentsone-half of one of the large rooms atActon, the dimensions of… … Fig. 1a.- -Showing present condition of room at the Ministry of Pensions building, Acton ;photo taken entirely by artificial light. would assist them in drawing up aspecification for lighting installationsat the new building of the Ministry ofPensions at Acton. The particular pro-blem under…
Lighting
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