Signalling and Telecomunications
==See also==
*[[The Severn Valley Railway under GWR/BR ownership]]
*[[The Severn Valley Railway on the main line]]
==References==
<references />
==Links==
*[http://www.svr.co.uk/History.aspx SVR Organisation] (under ‘Consolidation…’)<br>*[http://svrtrust.org.uk/ SVR Charitable Trust website]<br>*[http://www.svr-association.org.uk/index.html SVRA website]==See also==[[The Severn Valley Railway under GWR/BR ownership]]