British Railway workers learn the right way of manual lifting.
Various shots of a British Railways instructor in classroom showing to the eight railway men the right and wrong way to lift heavy loads by hand. First the theoretical work on the blackboard and then he shows them and lets them try it - lifting sacks, etc. Kinetic method. MS. Two railwaymen lifting bags of cement. Men lifting various loads. Two men lifting a bag of cement, the wrong way, one hurts and hurts his back.
Date found in the old record - 03/02/1967.