BRIT_OPER_RAIL_1923LNER Companies grouped to form LONDON NORTH EASTERN RAILWAY 1923
BRIT_OPER_RAIL_1923LMS Companies
grouped to form LONDON MIDLAND SCOTTISH
RAILWAY 1923
BRIT_OPER_RAIL_1923GWR Companies
absorbed to form GREAT WESTERN RAILWAY 1923
BRIT_OPER_RAIL_1923SR Companies grouped to form SOUTHERN RAILWAY 1923
British Railways Regions during
nationalisation 1948 to 1994
Railway
Operators in Britain from privatisation 1994 to date
(BRIT_OPER_RAIL
17FEB2003)