
See LNER class J94 for details.
This locomotive was built in 1953 for the Ministry of Defence by the Hunslet Engine Company to the design used to supply to the Ministry of Defence and is thus regarded as an Austerity type locomotive.
It was delivered new to the Longmoor Military Railway in March 1953. It moved to Bicesterin June 1955 and then Honeybourne in Worcestershire three months later.
Until it moved to the Kent & East Sussex Railway in June 1970 it was deployed at Bicester, Long Marston and the Longmoor Military Railway. It was name Errol Lonsdale in January 1968.
It gained stardom in the film The Great St Trinian’s Train Robbery when it appeared with and a number of St Trinian’s pupils on the footplate.
The locomotive was purchased for preservation on the Mid Hants Railway where it was named Errol Lonsdale again in March 1978 by Major General Errol Lonsdale, Colonel Commandant of the Royal Corps of Transport from 1969 – 1974.
It moved to the South Devon Railway (SDR) in October 1991 which was in the early days of operation by the South Devon Railway Trust and was soon put into service hauling even the heaviest trains. It was repainted from LMR blue livery and given BR black livery and the number 68011 although it was never owned by BR. The real 68011 was built in 1944 by the Hunslet Engine Company and was scrapped in 1965.
The locomotive was sold by the SDR in 2009 and in 2017 was in northern Belgium at the Stoomcentrum.
At the end of 2021 the locomotive was taken out of service when it was due for its three year hydraulic test in line with Belgium legal requirements.
It returned to traffic in September 2022 at the Chemin de Fer a Vapeur des 3 Vallees (Three Valley Steam Railway) in Southern Belgium at the Mariembourg Steam Festival.






