Army tractors such as this were used to haul heavy artillery and long trains of supply wagons over the roads of France and Germany. They could jog along at a lively rate, and no load seemed too heavy for them. It was no unusual sight to see one coming along with a string of vicious-looking French 75's (75 mm. rapid fire guns), or a long line of transport wagons attached to it Apparently these tractors could go anywhere, no matter what the nature of the ground. It seems incredible that one could climb a steep bank like the one before us, yet they could, and did. As the large sprocket wheels at the ends of the machine turn, the tractor goes forward, laying down its own track as it moves. The "track" is composed of flat pieces of steel attache...