Christies in New York have an 1856 Macallan which they will offer at auction soon. You heard it on the latest Whisky Cast first!
http://www.whiskycast.com/
(Not that "1856 McWilliams" Macallan again, surely!)
(Thank goodness for the reappearance of the edit button! I have now corrected the typos re the dates)
1856 Macallan
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