Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 194
Fig. !. Showing semi-indirect arc lamps arranged to reproduce skylight lighting (Photo taken entirely by artificial light.) … Fig. 2.—Showing good relief of statuary under semi-indirect arc lighting. B 2 18<» THE ILLUMINATING ENGINEER iai-kil) possible T«. throw the light exactly whereit was wanted, ami colour was introduced as was found necessary. In this way.by treating each picture individually,very fin- results…
Lighting
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