Thomson Road Grand Prix circuit Thomson Road Grand Prix circuit The Thomson Road Grand Prix circuit was a former street circuit on Old Upper Thomson Road in Singapore. It hosted races from 1961 to 1973 under Formula Libre and Australian Formula 2 rules; races until 1965 are now considered part of the lineage of the Malaysian Grand Prix, and races after Singapore's independence in 1966 are considered part of the lineage of the Singapore Grand Prix. During the initial years, the main Motorcycle and Car Grand Prix lasted 60 laps, although this was eventually refined into two separate races - a preliminary 20 lap event
1970 Formula One season at the Kyalami circuit between Johannesburg and Pretoria. Jack Brabham won the race in a Brabham BT33. The Spanish Grand Prix took place on the Jarama circuit. The defending champion Jackie Stewart won in a March 701. The Monaco Grand Prix ended in a close finish. At the last corner of the last lap, Jack Brabham skidded off the track, allowing Austrian Jochen Rindt in a Lotus 49 to pass and win the race. Formula One had recently lost one of its top drivers: Bruce McLaren had been killed testing a Can-Am car at the Goodwood circuit in southern England.