This o.g. Beer guy came to the brewery and gave me a few bottles of oude gueze from Hanssens. It's old. No back label, no notches. Any way to figure out?
try these threads: http://www.talkbeer.com/community/threads/lambic-discussion-thread.1406/ http://www.talkbeer.com/community/threads/official-lambic-info-thread.19658/