Worry no longer. Next time you are offered a bottle from the Jefferson Collection simply send it for a bit of ionic analysis. Of course the analysis will tell you about the authenticity of the bottle but not of either the label, the cork or the wine itself. At any rate, see the article in The Telegraph at http://www.telegraph.co.uk/earth/main.j ... ine103.xml
And, in case you're wondering what this gizmo looks like....