Chris Amon and Jackie Stewart at the British Grand Prix Silverstone Northamptonshire Amon took third place in his Ferrari while a transmission problem forced Stewarts BRM out after laps Scottish motor racing driver Jackie Stewart began his Formula career in winning the Italian Grand Prix in his debut season In a career lasting until he won a then record Grands Prix as well as three World Drivers Championships in and After suffering a serious accident in Stewart became a prominent campaigner for improved safety in motor racing In he returned to Formula as owner of his own team New Zealander Chris Amon drove in Grands Prix between and with his best finishes being second on three occasions