P368 CEEFAX 368 Wed 2 Mar 21:01/01    1988 GRAND  PRIX  CALENDAR 6 March Brazil 13 March Argentina 27 March Japan 10 April United States 24 April Spain 1 May Portugal 22 May Italy 29 May West Germany 12 June Austria 25 June Netherlands 3 July Belgium 17 July Yugoslavia 24 July France 7 August Britain 14 August Sweden 28 August Czechoslovakia Headlines 300