Pre-Owned R3869 Peckett W4 Class 0-4-0ST 33 'Lady Cornelia' Dowlais Ironworks Green Steam LocomotivePre Owned Item, in excellent condition. Test Run. Peckett Works No. 834 1900 was built new for the Dowlais Ironworks, which had been sold to Arthur Keen the previous year. With the Dowlais running number of 33 and bearing the name Lady Cornelia, the locomotive operated over the extensive railway system associated with the works which, unlike Cyfartha, had made an early conversion to steel production, enabling its survival into the late 1930s. Length