David, thank you, that's helpful to know. I can't tell pulegoso as I've never seen it close up, but that was the closest in colour and appearance I've seen to mine so far. It 's going to be a process of elimination I think!
Craig, thank you, that supports what others have suggested earlier too. Bohemian is fine with me... I'd love to pin it down to a maker, especially given that it was in such a sad dirty state when I found it and it washed up beautifully. (Whatever it is, it was a bargain at 50p methinks.