Category

International Formula

DateCircuitCountryWinner
17.06.1934Circuit de MontjuicSpainAchille Varzi
29.07.1934Circuit de Spa-FrancorchampsBelgiumRene Dreyfus
21.06.1936Budapest NepligetHungaryTazio Nuvolari
05.07.1937Roosevelt RacewayUSABernd Rosemeyer
22.08.1937BremgartenSwitzerlandRudolf Caracciola
02.10.1937Donington ParkUnited KingdomBernd Rosemeyer
22.10.1938Donington ParkUnited KingdomTazio Nuvolari
21.08.1947DouglasIsle of ManBob Gerard