Various shots, CUs, MSs, LSs, of tractor train in motion, parked. Incidental shots of northland, trees, snowy wastes, hills, forests. LACUs of tractor train moving along road, snowbanks in foreground. CUs of drivers at controls, having coffee break on their machines, getting off their tractors, signalling train on. CUs of tractor tracks spinning in mud, ploughing pack snow. Front TRAVELLING SHOT from driver's seat of road, countryside, tractor exhaust pipes in immediate foreground.