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The Middle Paleolithic, roughly 300,000 years in the past, noticed the introduction of the prepared-core method, the place multiple blades might be rapidly fashioned from a single core stone. The Upper Paleolithic, starting approximately forty,000 years ago, saw the introduction of strain flaking, the place a wood, bone, or antler punch might be used to shape a stone very finely. Sign Up NowGet this delivered to your inbox, and more information about our services. We join our members to …