IN many of the long stretches of main roads between towns and villages the only practical way of lighting at present seems to be by means of the lamps on the vehicles. In a paper on “Electric ...

AT the tenth annual conference at Margate of the Association of Public Lighting Engineers, a paper was read on September 5 by Mr. G. H. Wilson on electric discharge lamps and their applications to ...

All questions and answers are based on the 2017 NEC. Q. What does the Code allow for the connection of electric-discharge and LED luminaires when they are supported independently of the outlet box? A.