What Swiss racing driver won the 1971 Race of Champions?
1971 Race of Champions The 6th Race of Champions was a non-Championship motor race, run to Formula One rules, held on 21 March 1971 at Brands Hatch circuit in Kent, UK. The race was run over 50 laps of the circuit, and was won by Clay Regazzoni in a Ferrari 312B2.
1952 Swiss Grand Prix The 1952 Swiss Grand Prix was a Formula Two race held on 18 May 1952 at Bremgarten Circuit. It was the first round of the 1952 World Championship of Drivers, in which each Grand Prix was run to Formula Two rules rather than the Formula One regulations normally used.