Three close up photographs on the technique and making of spear heads and explains the terminology to describe the making of spear heads.
1. Photograph: 'Percussion Flaking'
2. Photograph: 'Pressure Flaking'
3. Photograph: 'Examining the developing spear-head'
Terminology mentioned: Percussion Flaking; pressure flaking
Photo number/s as per Journal and Index of Photographs: 175, 176, 177