Agree, for certain! The Anseth Leaf carving is virtually the same as the best engravers, European and American, yesterday and also today, perform in gold & silver onto and into steel, of "period" guns. It is "something to behold", for sure.
This, from Jerry Hudelson, Maser Engraver in the States, on a Jaeger's muzzle he completed a 'while' back.

"Some" Gold work on a shotgun's muzzle.