Tasting Springbank from 2004 to 1954

Springbank 9 yo 2004/2013 'Gaja Barolo' (54.7%, OB, 11000 bottles) - Springbank 15 yo 1996/2012 (56.3%, Douglas Laing, Directors Cut, sherry butt, DL ref 8700, 302 bottles) - Springbank 1975 (43%, The Merchant's Collection, Italy, +/-1998) - Springbank 34 yo 1967/2001 (40.9%, Hart Bros, Finest Collection) - Springbank 33 yo 1967/2001 (41.4%, Douglas Laing, Old Malt Cask, Ref #3370, 204 bottles) - Springbank 25 yo 1954/1979 (80proof, Cadenhead, dumpy)...