5521 [L150]
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Based at Gwili Railway in South West Wales.
Built in 1927 by Charles Collett at Swindon Works.
Withdrawn from service in April 1962.
Owned by the Gwili Railway.
Last major restoration was completed in 2007.
In May 2013, it was painted in London Transport livery and numbered L.150 to commemorate the 150th anniversary of the Metropolitan line.
Last ran in 2016.
Returned to service in September 2021, following overhaul.
Boiler ticket expires in 2031.
Painted in London Transport Burgundy livery as L150.
Currently operational.
Moved to the line in 2025.