3 Mosport International raceway in Ontario, Canada, opens with club races (1961). 5 The “Golden Submarine” racecar is shipped from Harry Miller’s shop in Los Angeles, California, to Barney Oldfield in Chicago, Illinois (1917). 6 Jack Brabham wins the Dutch Grand Prix at Zandvoort driving a Cooper-Climax (1960). 8 Alfa Romeo 158s finish 1-2-3 in the Swiss Grand Prix at Bremgarten. Jean-Pierre Wimille wins with Achille Varza 2nd and Carlo Trossi 3rd (1947). 8 Lucien Bianchi dies in a practice…

James Hunt wins the Dutch Grand Prix at Zandvoort. First GP win for Hunt and only GP win for Hesketh Racing (1975).