The first time I encountered this joint (1) — which I’ve since seen referred to as a “hunting miter” — I attempted to treat it like any other miter. But it was immediately obvious that something was wrong: The mitered moldings met at the corners, but the profiles wouldn’t align. This problem becomes very noticeable on a wide, detailed molding. In order for the profiles to line up properly, the miter must be curved (2). Here are the steps I follow to produce the joint.
I first trace the outlines of the two pieces on the wall and mark the intersection points on both (3, 4). I make the cuts slightly long, using a clamping fixture (5, 6).
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