1991 Portuguese Grand Prix. : 1991 Portuguese Grand Prix. Estoril, Portugal. 20-22 September 1991. Riccardo Patrese (Williams FW14 Renault) leads Gerhard Berger (McLaren MP4/6 Honda), Nigel Mansell (Williams FW14 Renault), Ayrton Senna (McLaren MP4/6 Honda), Jean Alesi and Alain Prost (both Ferrari 643's) at the start. Ref-91 POR 08. World Copyright - LAT Photographic
1991 Portuguese Grand Prix.
Estoril, Portugal.
20-22 September 1991.
Riccardo Patrese (Williams FW14 Renault) leads Gerhard Berger (McLaren MP4/6 Honda), Nigel Mansell (Williams FW14 Renault), Ayrton Senna (McLaren MP4/6 Honda), Jean Alesi and Alain Prost (both Ferrari 643's) at the start.
Ref-91 POR 08.
World Copyright - LAT Photographic