Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 70
th the decades 1890, 1900,and 1910. The rapid upward rise of thecurve may be taken as typical of thegeneral tendency in standards of illumina-tion and of the increasing interest inlighting matters. The lighting engineer is, however,concerned not only in striving for theideal light but in securing… … Fig. 1.—Showing progressive increase in Rail-way Carriage Illumination since about 1890. to this Society seven years ago, one isstruck with the way in which a goodmany speakers appeared to overlookthe fact that, light on a railway isfor use and not for ornament, or, to put itanother way, is for…
Lighting
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