British Rail did not run a Class 21 diesel locomotive in service. Logo of British Rail British Railways (BR), later rebranded as British Rail, ran the British railway system from the nationalisation of the Big Four British railway companies in 1948 until its privatisation in stages between 1994 and 1997. ...
The BritishRailClass 03 locomotive is, together with Class 04, one of BR's most successful smaller 0-6-0 diesel-mechanical shunters.
The class, numbering 230 examples, was built by British Railways' Swindon and Doncaster works in 1957-1962 and numbered D2000-D2399 (later 03004 to 03399).
This locomotive is preserved on the Gloucestershire Warwickshire Railway.
Class 101, no. 101692 (formed of vehicles 53170 + 53253) at Arley on the Severn Valley Railway on 15th October 2004, whilst taking part in the Railcar 50 event.
The BritishRailClass 101 diesel multiple units were built by Metro-Cammell at Washwood Heath in Birmingham from 1956 to 1959, following construction of a series of prototype units.
This class proved to be the most successful and longest-lived of all BR's First Generation DMUs, with the final five units being withdrawn on 24 December 2003.