The Signalling Record Society
In Print Locations J
Signal Fact 55
The first IFS (Individual Function Switch) panel was installed by the London & North Eastern Railway.
The location was at Thirsk.
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|James Street Junction (Burton on Trent) (MR)||Midland Railway Journal 2010 Summer.
Midland Railway Journal 2009 Autumn.
|Janesville (Winconsin)||RSHS Bulletin Volume 40 Issue 5.
Backtrack 2002 October.
Backtrack 2013 April.
Rail 2008 August 13.
|Junction Road (NBR)||North British 100.