MPX5157873: This time it's different chair for seven-year-old Graham Welsh, of Wallsend, as he takes the driving seat on this one-third scale steam engine. The owner, builder and driver, Mr Fred Horseman, who is also Graham's dentist, gives him a few instructions during the Steam Traction Rally at Corbridge, on 5th June 1976 (b/w photo) / Bridgeman Images