Belgian Grand Prix 1993 at Spa-FrancorChamps, Belgium Autographed by Jochen Mass. August 27-29th, 1993. Size: 16 1/2″ X 23″. Highly colorful poster of the 1993 Belgian Grand Prix autographed in silver sharpie by Formula One racing legend Jochen Mass. Mass autographed this personally for us at Amelia Island, FL in 2014.