There are lamps and there are Lightolier lamps, Lightolier, 11 East 36th Street, New York, New York
Description:
The use of Lightolier lamps in designing home lighting is described. The product meets the Nela Park Laboratories' home lighting recipes. The ad is from the November 1950 issue of "Better homes and gardens" magazine. Lightolier has offices in Chicago and San Francisco.