From trams and trolleybuses, all of the way up to the new low emission buses launched just last year, buses certainly have undergone a transformation over the decades.
Take a stroll down memory lane:

17. 1981
Leyland Atlantean saloon 192, an extremely rare bus, is pictured here on Fratton Bridge in 1981 down Fratton Road. This was one of only 14 buses like this in the country. Photo: -

18. 1960
Provincial buses lined up at Gosport Ferry Gardens when HMS Vanguard left Portsmouth Harbour for the last time in August 1960 Photo: -

19. 1970s approx
This smart livery worn by this bus in Hilsea depot advertised a 'dual-company' travel card ticket Photo: -

20. 1986
Buses parked at Havant bus station during a drivers' strike in April 1986 Photo: -

