Surface shots of men at work, of mechanical shovels, TILT DOWN to excavation. Shot of street with excavation covered with boards. Three HASs of subway right of way covered over with boards, cutting across a vacant lot, men at work, pedestrians looking on far side of railing. HASs of site of subway construction, double streetcar moving in background. Shots of power shovel at work, of pedestrians looking on, of workmen having lunch. (00/11/1950)