In 2006 I wrote this about Jon Vickers:
"One is supposed to adore Nilsson, the incomparable Wagnerian soprano,
the incomparable Isolde, and she is all that, but it is Jan Vickers
that most impresses here. This is a Tristan to die for. He has the
knife edge of the Heldentenor to its Nth degree, but he also has soul, a
tragic beauty of phrasing that is simply not to be missed."
Here are the best bits: