Fragment of an insert dagger

This is a fragment of the upper part of the blade and the handle. It is made of tubular bone. One surface is grinded, the other one is spongy. A handle (according to remained face) is narrowed and divided from the blade by two holes. The blade is concave-convex in cross section. Its edges are cut. In the center, there is a slot. It is filled with limescale. 

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