Four Ardbegs from four decades

Ardbeg ?An Oa? (46.6%, OB, 2017) - Ardbeg 10 yo 1998/2008 (57.4%, Scotch Maltwhisky Society, #33.69, ?Smoked fish and black leather?) - Ardbeg 13 yo 1975/1988 (54.2%, Gordon & MacPhail, Special Selection, Intertrade, 543 bottles) - Ardbeg 28 yo 1967/1995 (53.7%, Signatory Vintage, Pale Oloroso butt, cask #575, 548 bottles) - Laphroaig 31 yo 1966/1997 (49.3%, Signatory Vintage, cask #1094, 210 bottles)...