Here is a product description for the given locomotive:
The NCB Llangollen Colliery, owned by the National Coal Board, features an impressive 0-6-0ST loco. This classic design was chosen due to its compact size, making it ideal for mining operations where space is limited. The "T.W." and "S" No. 3 notation on the side plate refers to the engine's unique dimensions and performance characteristics.
Built in the early 1920s, this locomotive has undergone numerous refurbishments over the years, but its classic design remains intact. Its smooth, efficient running is due to the precision-crafted piston and cylinder arrangement. The "T.W." and S No. 3 notation on the side plate provides a clear indication of the engine's specifications, making it a valuable asset for locomotive enthusiasts.
This locomotive showcases the craftsmanship of the National Coal Board during its heyday as a major coal mining authority in the UK. Its rich history and impressive features make it an attractive addition to any collection or museum display.