Filter by Era Era 3 The Big Four - LMS GWR LNER & SR:1923-1947 1923-1947 Era 4 BR steam Early Crest:1948-1956 1948-1956 Era 5 BR steam Late Crest:1957-1966 1957-1966 Bus 6. Rear engined singled deck buses Panther Swift National. Also Metrobus Titan:1972-1985 1972-1985 Show All