British racing ace George Eyston sets 345 mph land speed record at Bonnevile, Utah.

British racing ace George Eyston prior to the race as his car 'Thunderbolt' is painted black. The track prepared at Bonneville, Utah salt flats. Eyston in car and man writing inscriptions on inner part of car. Car goes on high speed and Eyston breaks his last speed record with a new one of 345 mph. Eyston wears racing goggles on head with fans.