Boston-Worcester turnpike at Newton, Mass. Chestnut St. overpass. 6000-lumen lamps, form 52 luminaires, 11-in. B-symmetric rippled bowl refractor, 22-ft. mounting height, 8-ft. bracket, 140-ft. average linear spacing staggered on main road (center), 175-ft. average linear spacing on by-passes (right and left), 13 lamps visible on main road and 19 on by-passes
From same collection