Questions answered from posts above:

Dav(e)y Graham passed away in 2008

Dave Arthur is currently in the fine band Rattle On The Stovepipe (Google . . .)

And a passing note: why do folkies always put an e on the end of Sharp? And indeed Renbourn, come to think of it . . . often the same ones who put an extra c in acoustic, I notice. Is letter inflation traditional