Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 153
i foot-candles. In the adjacent Court of Aldermen theillumination was furnished by moremodern methods, namely, by two pen-dants equipped with gasfilled lamps inopal glass bulbs, equipped with Holophanereflectors. The effect was soft andpleasing, and a considerably higherillumination; amounting to4… … Fig. 2.—Showing lighting of Crypt at eastern end of Guildhall, lighted in a simplebut appropriate manner. THE ILLUMINATING ENGINEER (may 1922) 137 of the Guildhall. This Crypt was of verygreat historic interest and containedsome interesting remains and relics,having withstood the Great Fire of…
Lighting
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