Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 221
jected to. Where glow lampswere in use metal filament lamps wereadopted for composing, except in the These measurements are the mean resultobtained upon the same table with the samelamps fixed at the same heights. Lamp 1 between Lamp 2 between Lamp 3 lamps lamps 2. Random TaWe (a; Ordinary Shade 17… … FlG. 7.—Gigantic Rotary Presses of the United New papers, Ltd., Illiimiuated byInverted Arc Lamps. case of the MonotAT^e casters, as thevibration there called for the morestable carbon filament lamp. Actual measurements of the improve-ments effected by the prismatic glassreflectors were made :—…
Lighting
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