These have burin like flakes running from the outer corners of the base toward the center of the base.
This basal treatment is sometimes ground, as in the example on the right.
The example second from left has burin flakes in the notches also.
These were usually resharpened by beveling.
This basal treatment is sometimes ground, as in the example on the right.
The example second from left has burin flakes in the notches also.
These were usually resharpened by beveling.
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