Three flint knives & part of a trepanned skull, France, 5 BC-5000 BC.
© Science Museum / Science & Society Picture Library
Plaster casts of the originals. One flint knife is Aurignacian, 10 BC-5000 BC. Another flint knife is Aurignacian, 5 BC -2000 BC. The third is paleolithic, 10 BC-2000 BC.