Mike's Railroad Crossing Forum

example: https://www.alamy.com/stock-photo-the-n ... d0%26pl%3d

http://www.derby-signalling.org.uk/Spath.htm

If not, are any preserved?

I know there's still a few left with the older gate mechs and (rarely) mechanical bells, but almost every crossing in the UK has a yellow light now, and every crossing, save for one, uses the current red & white borders (with the one that doesn't have that using white borders).

As for signals without yellow lights, this crossing on a narrow-gauge line is more than likely the last one:



This guy also appears to have originally lacked yellow lights, but had them tacked onto the wigwags at a later point:


Could very well be wrong on this though.