Illuminating engineering practice; lectures on illuminating engineering delivered at the University of Pennsylvania, Philadelphia, September 20 to 28, 1916, under the joint auspices of the University and the Illuminating Engineering Society (1917)
University of Pennsylvania, Illuminating Engineering Society · New York, McGraw-Hill Book Company, Inc; [etc., etc.] · leaf 669
media upon which to play light.Color always adds interest and is readily obtained by passingwhite light through light-absorbing gelatine sheets or colored glass.The illuminating engineer must use his own ingenuity in devisingspectacular lighting features. EXPOSITION LIGHTING In our study of the… … tn _g H o o P ^ O *3 o a Cei s S a Q § O O ^ (±< *i ^ Q M fe ^-i <! 1 <4^ O o P t <! O fen 1= o a O m •a Pci CO o 6 en .a o 0) o u I-) s <! pLi p m f o o. <! « ^ 5 Pk g H 01 t« ti bo
Lighting
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