Tamlyn Currin tasted the following wines shown by UK importers Private Cellar in London last March. Private Cellar are, inter alia, UK importers of the impressive collection of Australian wines named, variously, Songlines, Bylines and Leylines, made by a strong team advised by John Duval, who used to make Penfods Grange and now has his own excellent label. Prices are per bottle including VAT unless otherwise stated. JR DRY WHITES Mayol Sauvignon Blanc 2007 Vin de Pays d’Oc 15 Drink 2009 Maison Mayol is a joint venture between négociant-grower Stéphane Vedeau and professor of winemaking at Montpellier, Claude...