Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 640
Fig. 10.—Note difference in shadow nnderiieatli tlie silver, also the reversal effect ofits general a]ipearance, some of the dark parts on the left appearing bright in theright hand view and vice versa. HH m ^ ^^Rj^^^^^^H ^^^^^^^s^y^ to I 1
Lighting
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
