Michael Schumacher-signed 1993 Benetton F1 visor worn during Kyalami qualifying, the dark surface signed in green marker pen and dated Kyalami '93 ben

Michael Schumacher-signed 1993 Benetton F1 visor worn during Kyalami qualifying, the dark surface signed in green marker pen and dated Kyalami '93 beneath a Benetton Sportsystem decal As signed for the nephew of Chief Cosworth F1 Engineer, Jim Brett. After qualifying 3rd in his Benetton-Cosworth B192B, Michael Schumacher retired from that year's South African Grand Prix after colliding with Ayrton Senna.