Stone Tool Making Techniques: Indirect percussion stitching

‘Stitching’ involved producing a bifacial edge down the centre of a relatively flat surface of a biface.  The technique arose independently in Denmark and Indonesia.  

Danish Dagger Type III Armidale Folk Museum

Type III Dagger

Adze blank stitched from Indonesia

Stone Adze Blank

Danish Dagger Type IV 1

Type IV Dagger