clachnaharry Posted January 31, 2018 Share Posted January 31, 2018 I thought this rather excellent piece of work deserved a wider audience. http://www.google.co.uk/url?sa=t&rct=j&q=&esrc=s&source=web&cd=4&cad=rja&uact=8&ved=0ahUKEwiTtpWTroLZAhURXKwKHahaBE0QFgg3MAM&url=http%3A%2F%2Fwww.scot-rail.co.uk%2Fpage%2FRemaining%2BSemaphore%2BSignals&usg=AOvVaw3qb2VbxfePj8GLVz8CsC5Z 2 Link to post Share on other sites More sharing options...
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