"Mary Fisher" wrote:

... about the 'wide came'. I'd misheard :-)

It should have been "Y came" - a Y section rather than H section.


Yet several people claimed to know *exactly* what you were talking
about. Funny, that! ;-)


Does anyone know where it can be got?


There are some Y sections shown he
http://www.stainedglasssupplies.com/lead1.htm

Also try:
http://www.tempsfordstainedglass.co.uk/
http://www.brightonstainedglass.co.uk/

Some here too but brass coated for safety, and in the USA:
http://www.crloo.com/Products/Brass/brass.html


If you have no luck with any of the above, I would also call the local
office of English Heritage, who will usually be pleased to help you
locate such an item.