2 Ricardo Rodriguez dies in a crash during practice for the nonchampionship Mexican GP (1962). 3 FIA declares that, beginning in 1983, all F1 cars must have flat bottoms. Ground effects chassis are outlawed (1982). 6 Whitney Straight, who raced in more Grand Prix (18) than any other American before World War II, is born in Westbury, NY (1912). 7 The Australian Grand Prix at Adelaide is Ayrton Senna’s last F1 win (1993). 8 Masten Gregory, Grand Prix and sports…

Australian Grand Prix at Adelaide is the last GP contested by March (1988).