Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 154
Fig. 2.—Semi-indirect lighting in the General Office of Sir W. G. Armstrong Whitworth& Co., Ltd., Newcastle-on-Tyne. … Fig. 3.—Lighting of the Directors Office of Sir W. G. Armstrong Whitworth (Jt Co.,Ltd., Ncwcustle-on- Tyne, with semi-indirect composition bowls. 144 THE ILLUMINATING ENGINEER (april 1916) THE OSRAM AXIAL LAMP. The General Electric Co., Ltd. (67, QueenVictoria Street, E.G.) have recently issueda…
Lighting
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