Stone Brewing Co. Stone Imperial Russian Stout Aged In Stranahan Whiskey By Reid Ramsay · September 21, 2011 · 1 min read What else do we need to say about this one? Stone Brewing’s Imperial Russian Stout, aged in Stranahan whiskey barrels. Draft only availability. Barrel AgedRussian Imperial Stout More in Stone Brewing Co. Brewery AcquisitionsStone Brewing has been sold again, this time to Duvel Moortgat Stone Brewing Co.Sapporo acquires Stone Brewing Stone Brewing Co.Stone debuts Soaring Dragon Imperial IPA with white peony tea