(1) By around 5,000 BC a focus had developed at the confluence of the Nene and a small tributary, where people stopped to light fires, knap flint, and perform domestic tasks.

(2) A pathway winding around the knap of a green hill

(3) Once again, the Hatch quarry represents a prospect site where the prehistoric knappers came to obtain jasper nodules and tablets scattered across the surface.

(4) We now know more than the simple fact that prehistoric knappers obtained tool stone at the Hatch quarry.

(5) Several of the men show great dexterity in shaping stones into implements, a process known as stone or flint knapping .

(6) At the moment, it is thought either to be a Neolithic axe rough-out or the work of a modern flint knapper .

(7) If Davidson is right, the famed u2018improvementu2019 in hand axes 600,000 years ago would simply mean that knappers were getting more and finer flakes from each stone.

(8) Large numbers of Mesolithic stone tools and weapon points were found, with toolmaking waste to show that some tools were knapped , retouched and repaired on site.

(9) As soon as you come near to the South Downs, you get into the chalk lands, and all the older buildings begin to have knapped flints in them.

(10) The history of the knife is an intriguing one dating hack to simple flint tools knapped by prehistoric man.

(11) The ancient knappers struck nodules nearly dead center with a wedge initiation of 90 deg.

(12) There is good flint for making tools; the abundant debris confirms that handaxes were regularly knapped there.