Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 494
evoted an evening tothe subject of Colour Discriminationby Artificial Light. The effect ofvarious illuminants on the appearanceof coloured objects was much discussed,and a new form of screen for use with subject before the American Illuminat-ing Engineering Society in 1910, whichwas noticed in this… … k i^. 1. —JJiagiam ut jl./u.c i.iii.,L Ilireu lli..se .Arrangement.r r r luminous tubes; s feeding tube. tungsten lamps, in order to produce artificial dayhght was shown forthe first time. An illuminant which has receivedmuch attention in the United States asa means of producing wliite light is…
Lighting
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer02inte-167-74.webp)
