SN.209: Difference between revisions
Jump to navigation
Jump to search
(Created page with "Back to Control Functions ==Origin== ... ==Replacement== Over the weekend 3-5 May 1977 the signal was replaced by new main aspect signal SN.653 as part of the prep...") |
(No difference)
|
Latest revision as of 14:05, 15 November 2014
Back to Control Functions
Origin
...
Replacement
Over the weekend 3-5 May 1977 the signal was replaced by new main aspect signal SN.653 as part of the preparation for the commissioning of reversible signalling.
