Apologies if there is already a significant series of posts on the forum about this line. It has fascinated me for some time. I hope this post is of interest. Does anyone have further information?
http://rogerfarnworth.com/2018/12/31/th ... on-railway" onclick="window.open(this.href);return false;
http://rogerfarnworth.com/2018/12/31/th ... on-railway" onclick="window.open(this.href);return false;