British 1991 GP program signed Senna,Prost,Mansell + many others

An exceptional collectors item, an original Silverstone race program from 1991 that has been signed by nearly all the drivers on the grid including 5 former world champions. Signatures include the following :- Senna,Berger,Nakajima,Modena,Mansell,Piquet,Brundle,Blundell,Alboreto, Johansson,Hakkinen,Herbert,Gugelmin,Capelli,Pirro,Lehto,Boutsen, Morbidelli,Comas,Prost,Alesi,Suzuki,Bernard,Chaves,Gachot and De Cesaris. Reference: PROG-SIL91-01