Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 351
d tend to slow down thespeed of execution ; in other cases, it ispossible that artificial light, wiselyarranged, might actually give better resultsthan are obtainable with daylight. The above two photographs, showingthe illumination of a sewing room respec-tively by daylight and by Cooper-Hewitt… … Fig. 3.—Silk mill illuminated by Cooper-Hewitt Lamps. the silk mill shown in Fig. 3. The advan-tages of well diffused illumination areparticularly evident in the case of com-plicated and intricate machinery, where THE ILLUxMlNATING ENGINEER (august) 345 abrupt shadow-contrasts interfere with…
Lighting
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