Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 223
al illuminationare preferred, aided in the interior ofthe press by additional lighting, usuallyobtained from one or two carbon fila-ment lamps The general illuminationof the press room must be good andas free from deep shadows as possible,as not only heavy stereo-plates areplaced in position and… … Fig. 0.—Rotary Iresscs i tiiu .\( ■< c>/ A. H of-li liluminated by Mercury Vaj-our Lamps. ILLUMINATION OF PRINTING WORKS BY ELECTRICITY. 195 Unfortunately, it is inipossiljle togive the energy consumed for liglitingthe above in an entirely fair manner,as in some cases the machine rooms…
Lighting
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