I have to say I am very disappointed with the inconsistent quality of laser marks.
Frankly i doubt some will be recognisable ager 20 year with normal where and tare. Some are already barely readable in a 10x loupe.
Look closely at the lion and the leopard
http://www.cooksongold.com/forum/att...4&d=1399106950
http://www.cooksongold.com/forum/att...3&d=1399106939
http://www.cooksongold.com/forum/att...2&d=1399106917
http://www.cooksongold.com/forum/att...1&d=1399106905