Are Gambesons Period for the 12th Century?

(original subject line:  A Question on Closures) I did find one interesting tidbit last week – from Moriz von Craûn dated late 12th/early 13th century – dô zôch er über sîn wamsel den harnas man schînen sach which I need to play with further, but I think I make out that he is wearing his harness over his ‘wamsel’. …