SN.624: Difference between revisions
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SN.624 signal was brought into use 22-24 January 1977, as part of the preparatory works for reversible signalling. The signal was initially as a fixed red with draw-ahead. | SN.624 signal was brought into use 22-24 January 1977, as part of the preparatory works for reversible signalling. The signal was initially as a fixed red with draw-ahead. | ||
[[File:1977-01.png]] | [[File:1977-01.png|border]] |
Latest revision as of 12:39, 15 November 2014
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SN.624 signal was brought into use 22-24 January 1977, as part of the preparatory works for reversible signalling. The signal was initially as a fixed red with draw-ahead.