Dave, I took this photo for you earlier:
See what I mean about the code not being obvious? Is it in there somewhere?
Sorry I can't help on the interchangeability thing!
No rush for collection, the car will be here into at least next spring, loads of room, and it gives me time to strip them off. Is it just the bare door you need? I may strip them out partially if I can be bothered. Also I need some minor parts (clips, rubber etc) for Old Grey in Th.