... same end were worked independently. (there now I used the word "always...") Herewith a section of the box diagram at Exeter West to prove the point(s)- it is not the easiest diagram to read but if you follow what levers 52,53,54 do you will see what I mean. Most other companies would only have used 2 levers to deliver the same functionality. The LNWR would have used 4 (with not a single ground signal anywhere in the layout!). 1129_210621_500000000.png Hope this helps. Regards, Howard Last edited on 21 Nov 2010 11:24 by JFS posted: 21 Nov 2010 10:25 from: JFS Oops, sorry about the image size!- how do I resize it? posted: 21 Nov 2010 11:33 from: Martin Wynne JFS wrote: Oops, sorry about the image size!- how do I resize it? Hi Howard, Use the Image Gallery for pictures -- for Internet Explorer and Firefox the buttons are in the posting editor just above ...