Thanks, Adrie. I bookmarked it. dmb > > http://scholar.google.be/scholar?start=70&q=ken+evenson+laser+magnetic+resonance&hl=nl&as_sdt=2000&as_vis=1 > > This was the correct search term for Mr Evenson, David. > only as an aside of course. > > I'm cleaning up this machine to make place for my media centre. > Adrie >