National Geographic : 1947 Jun
Alfred Blyth. A.R .P .S. Careening Teams Test Drivers' Mettle by Rounding Barrels at Top Speed Barrels are spaced to equalize the distance from starting positions to the track opposite the judges' box (left). That's where most of the spills occur. Other contestants line the arena facing the grandstand and climb the chutes and animal pens to cheer their favorites around the circuit. Sign at left gives time of previous heat.