Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 77
eady been made,is not oiil\ correct lighting, but it makespossible a lower figure of illuminationthan would otherwise be necessary andis therefore economically sound. Withelectric lighting it i< comparatively easyto arrange for a considerable numberof units of not very high candlepowerand this… … Fig. 6.—Daylight view of station showingarrangement of reflectors mountedunder roofing. roofing in the station of which Fig. 3 isthe illumination diagram. Such anarrangement is hardly suitable for gaslighting as the units must each be moreor less weatherproof, and in orderto keep down both initial…
Lighting
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