Jim Hawkins - A tour of Severn Bridge Junction Signal Box, Shrewsbury (Clip 1 of 3) - 大象传媒 Sounds

Jim Hawkins - A tour of Severn Bridge Junction Signal Box, Shrewsbury (Clip 1 of 3) - 大象传媒 Sounds
A tour of Severn Bridge Junction Signal Box, Shrewsbury (Clip 1 of 3)
Maggie from the programme team explores Shrewsbury's huge Victorian signal box.