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
Pau Grand Prix and spectators. After being run to Formula Two regulations in 1958–1960, limiting the capacity to 1500 cm Formula One in 1961 allowed the Grand Prix de Pau back in the spotlight ahead of the Monaco Grand Prix. In early 1960s, the event was won by such famous drivers as Jack Brabham, Maurice Trintignant, and Jim Clark (who achieved his first victory in a Formula One car in Pau Grand Prix in 1961, and went on to win the Pau Grand Prix three more times in 1963–1965). In 1964, after switching the format of the Grand Prix again from Formula One