The lighting of armories and gymnasiums / information compiled by A.L. Powell and A.B. Oday. (1920)
General Electric Company, Edison Lamp Works · General Electric Co., Edison Lamp Works · leaf 17
is practically a modifiedUlbricht sphere, for the side walls and ceiling are generally whitetile. The type of reflecting device employed makes but littledifference in the illumination. Care should, of course, be taken toinsure satisfactory eye protection. An examination of 8 pools using the… … Pig. 13 Night Photograph of a (.> in nasi urn Locker Room Lighted by 60-watt Clear MazdaLamps in Flat Prismatic Glass Reflectors. The room is finished indull gray paint, and lamps are spaced 8 by 14 ft. locatedclose to the 11-ft. ceiling Shower and Locker Rooms In the shower room, there is no…
Lighting · Light bulbs · Light fixtures
Internet Archive · Building Technology Heritage Library · Public Domain Mark 1.0. Free to use for anything.
