Shots of prisoners breaking rock in Kingston penitentiary, of guards watching them. Shot of radiologist preparing prisoner for X-ray in hospital. Shot of surgery being performed in well equipped, modern hospital. CUs of surgeons and assistant during surgery. PAN across prisoners being searched in yard. Shot of prisoners learning sheet metal trade, prisoners in classrooms, in modern well equipped library, men playing softball in yard. Shots of cell blocks. Shot of prisoner taking mechanical aptitude test. Shot of prison barber shop, one man getting shave, another a haircut. Shot of printing room with prisoners at work on press, steamshovel digging, excavation, prisoners passing in foreground, prisoners constructing a wooden building, working in garden and harvesting hay in field. In most of these shots, guards are watching prisoners.