Jackie Stewart pontificated and name-dropped when he was selling Jaguars from the family garage in Dumbarton. Then it was his brother Jimmy, not he, who was the local hero racing driver. Jimmy Stewart cut short a promising career after crashing heavily at Le Mans. His mother worried until Jimmy, a gentle, unaggressive son, hung up his helmet. Jaguar E-typre FSN1 Dumbuck demonstrator at Turnberry Eric Dymock picture.