 A competitor "Grand Prix de France" (MCF Club) was also organized from 1924 to 1937 with the best French and British racers.The "Bol d'or", the well-known French motorcycle endurance race of 24 hours, was held in Linas-Montlhéry before the Second War from 1937 to 1939, and after the Second War in 1949, in 1950, from 1952 to 1960, in 1969 and in 1970.British motorcycles were victorious usually from 1931 to 1959, (Velocette, Norton or Triumph) ; American Harley-Davidson, French Motobécane, German BMW, Italian Moto Guzzi, Austrian Puch and Czechoslovakian Jawa won only once.