Boston-Worcester turnpike at Newton, Mass. Chestnut St. overpass. GE luminaires, 6000 lumens, form 52, 11-in. B-symmetric rippled bowl refractor, 22-ft. mounting height, 9-ft. bracket. 140-ft, average linear spacing, staggered, on main road, 175-ft. average linear spacing on by-passes, in winter.
General Electric Company.1933-12-27