Modern lighting : examples of its successful application in the industries. (1920)
National Lamp Works of General Electric Co. Engineering Department. · National Lamp Works of General Electric Co. Engineering Department · leaf 32
PLATK FOTRTFKN Data—Plate Fourteen The Old Type of Unit Some cone shades Lamps Gem, Carbon,Mazda B Mounting Height Irregular, drop cords Spacing Distance Irregular As a strictly local lighting system, thismight be described as good, yet the ap-pearance of the room Is dark and depress-ing.… … PLATE FIPTKKN «
Electric lighting · Interior lighting fixtures, lamps, and ballasts
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