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Thanks again! This is all excellent information.

Thanks a lot!

Thanks. My follow-up question then is: what sort of method or methods would have been used to achieve a differential temper on European blades during the middle ages and/or renaissance? There are four methods of which I currently know, which can currently be used to achieve this effect in a blade: #...

I've heard a lot about the process of differential hardening used in the forging of Japanese blades, where the bladesmith coats the sides and back of the blade with a clay-like substance, and then heats the blade to a very high temperature before quenching it. The clay insulates the back of the blad...