Insider knowledge: Glenturret 29 Year Old 1979 Cask 1439 - Cask Strength Collection (Signatory) whisky is named whisky by virtue of the fact it's from Scotland. If distilled in America the spelling would be Glenturret 29 Year Old 1979 Cask 1439 - Cask Strength Collection (Signatory) whiskey, as opposed to whisky.
Nose: Metallic, rich, shoe polish, dates, marmalade, umami, perfume.
Palate: Brine, citrus, peppermint, honey and mixed spices, rich, quite fruity and very musty.
Finish: Long and musty, minty, fruity.