Jim Hawkins - A Tour of Shrewsbury's Severn Bridge Junction signal box (Clip 3 of 3) - 大象传媒 Sounds
Jim Hawkins - A Tour of Shrewsbury's Severn Bridge Junction signal box (Clip 3 of 3) - 大象传媒 Sounds
A Tour of Shrewsbury's Severn Bridge Junction signal box (Clip 3 of 3)
Severn Bridge is the largest working mechanical signal box in the world - quite something