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Light and lighting (1908)

Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 415

An illustration from Light and lighting, 1908, leaf 415
ur-ally tends to give the floor a somewhatdark and blurred appearance. (It is clock, on the otlier hand, was about5 foot-eandle.s ; while the lamps them-selves may be regarded, for photo-graphic purposes, as over 1,000. Some reference to the conditions ofillumination in the station was madeat the… … curious to notice that among all thedi.stributed luggage one single bagapparently remained untouched duringthe exposure, and has, therefore, ap-peared in the photograph.) The diffi-culty of securing the correct exposurewas accentuated by the fact of tlie sur-roundings being so dark in…

Lighting

Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.

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