@SteveHB
Looking at your ordinance survey map, where is the site that this is from please?, as I want to see if I can see the tramlines map, to identify another of my pictures. (I use the 1900 ordinance ones, but often the lines are not shown/split up, due to road names etc.
I think I posted it last time. It's on Paternoster, and clearly 2 lines converging.
I'll post the picture here: