I read about this (yay Google!) and about "false" damascene where you scratch/scuff the surface of the harder metal, hammer foil or thin wire over it & then heat it to get the softer metal to adhere to the burrs.
Oppi Untracht's name popped up in a few places so I'll have to see if I can find a copy of his books.
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Oppi Untracht's name popped up in a few places so I'll have to see if I can find a copy of his books.