11 Mar | Circuito di Siracusa![]() NCNon-championship round. No points are awarded. I Gran Premio di Siracusa |
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26 Mar | Circuit de Pau-Ville![]() NCNon-championship round. No points are awarded. XII Pau Grand Prix |
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26 Mar | Goodwood Motor Circuit![]() NCNon-championship round. No points are awarded. III Richmond Trophy |
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22 Apr | Autodromo di Ospedaletti![]() NCNon-championship round. No points are awarded. VI Gran Premio di Sanremo |
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29 Apr | Circuit Bordeaux-Quinconces![]() NCNon-championship round. No points are awarded. I Grand Prix de Bordeaux |
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5 May | Silverstone Circuit![]() NCNon-championship round. No points are awarded. III BRDC International Trophy |
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20 May | Bois de Boulogne![]() NCNon-championship round. No points are awarded. V Grand Prix de Paris |
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2 Jun | Dundrod Circuit![]() NCNon-championship round. No points are awarded. V Ulster Trophy |
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21 Jul | Winfield Airfield![]() NCNon-championship round. No points are awarded. I Scottish Grand Prix |
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22 Jul | Circuit Park Zandvoort![]() NCNon-championship round. No points are awarded. II Grote Prijs van Nederland |
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5 Aug | Circuit d'Albi![]() NCNon-championship round. No points are awarded. XIII Grand Prix de l'Albigeois |
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15 Aug | Circuito di Pescara![]() NCNon-championship round. No points are awarded. XX Circuito di Pescara |
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2 Sep | Circuito del Lungomare![]() NCNon-championship round. No points are awarded. V Gran Premio di Bari |
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29 Sep | Goodwood Motor Circuit![]() NCNon-championship round. No points are awarded. IV Goodwood Trophy |
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