Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 31
s 11 c i w ine I.a \ i met ( aI nt t-tisi lici. •r u it h Vil i Fig. 2. l£ in. fitting (100 c.p.) Burner complete with intermediate size mantle and Vitreosil [ntensive Globe. The materia] of the intensifier isopalescent, and this is useful in diffusingthe Light and giving a softer and morerestful…
Lighting
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