From the time when Sapperton Signal Box fringed with Swindon Panel. TCB on the up line, AB on the down line.
We have not found any pictures of the block instrument in Swindon Panel.
Block instrument now in a private collection.
[Photo by Richard Chandler]
- Author
- Richard Chandler
- Created on
- Monday 2 September 2013
- Posted on
- Friday 7 November 2014