The 1968 British Grand Prix was won by a driver born in what year?
Jo Siffert Joseph Siffert (7 July 1936 – 24 October 1971) was a Swiss racing driver.
Emerson Fittipaldi Emerson Fittipaldi (] ; born 12 December 1946) is a semi-retired Brazilian automobile racing driver who won both the Formula One World Championship and the Indianapolis 500 twice each and the CART championship once.