Southern Locomotives Limited
From SVR Wiki
Southern Locomotives Limited (SLL) are owners of SRSouthern Railway BulleidOliver Vaughan Snell Bulleid, Chief Mechanical Engineer (CME) of the Southern Railway 1937-1948 Battle of Britain class locomotive 34053 Sir Keith Park. SLL's works are at Herston on the Swanage Railway, where restoration of 34053 was completed.
The boiler which can be seen in Bridgnorth yard is from another of SLL's locomotives, 34010 Sidmouth.