Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 238
Fig. 1.—Night View of Queen Victoria Street, London. Pre-war high-pressure gas lighting. … Fig. 2.—Night view of same street during war time. The masking of the lights gave rise to acone of light below each lamp and marked contrasts in the illumination on the roadwayand pavement. (There was some moonlight at the time the photograph was taken,hence the street was really darker than the…
Lighting
Internet Archive · University of Toronto Libraries · Public Domain Mark 1.0. Free to use for anything.
