18 Jan | Autódromo de Buenos Aires Oscar y Juan Gálvez![]() I Gran Premio de la Republica Argentina |
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30 May | Indianapolis Motor Speedway![]() 37th International 500-Mile Sweepstakes |
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7 Jun | CM.com Circuit Zandvoort![]() IV Grote Prijs van Nederland |
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21 Jun | Circuit de Spa-Francorchamps![]() XV Grand Prix de Belgique |
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5 Jul | Circuit de Reims-Gueux![]() XL Grand Prix de l'ACF |
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18 Jul | Silverstone Circuit![]() VI RAC British Grand Prix |
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2 Aug | Nürburgring Nordschleife![]() XVI Großer Preis von Deutschland |
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23 Aug | Circuit Bremgarten![]() XIII Großer Preis der Schweiz |
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13 Sep | Autodromo Nazionale Monza![]() XXIV Gran Premio d'Italia |
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26 Oct Cancelled | Circuito de Pedralbes![]() XII Gran Premio de España |