OCR Text |
Show Coat of Incandescent Light. Some instructive data concerning the comparative cost of iucaudescent lighting light-ing have been published. . The average cost of maintaining a sixteen candle power lamp for twenty-four hours was shown to. be 0.82 cents. A careful study of these data should be made by the owner of every office building. The total yearly average cost per lamp in a modern office building should not exceed ft, including in-cluding every possible expense, aside from electric; or combination fixtures. New York Telegram. |