Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 552
e said thatthere i- abundanl -pa.-, and that theemployees work under very comfortablecondition-. The ventilating plant is unique. The air i- driven into tin- room ..\. i surfaces which can be either cooledor heat. .1 according to the season of the The \i-it crtainly .-hewed that the Wirum lamp… … Jointing filaments on to supports of Brimsdown lamp
Lighting
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