This was one of the entrants in the Double Deck Buses Post 1963 Class at the Trans Lancs Historic Vehicle Rally in Heaton Park, Manchester in September 1995.
It's a 1976 Volvo Ailsa B55-10 Vanhool, and the programme of the event said this about the vehicle:
Volvo Ailsa B55, Vanhool, 1976 LWB 388P
Entered by The 388 Group, High Green, Sheffield
Spent most of its life with SYPTE and was sold to Hampshire Bus in 1986 who converted
it to single door layout. The 388 Group purchased the vehicle in 1994 and restoration
work is already quite advanced.