NEOLITHIC CHIPPING-SITES 83 



man at a considerable depth in some excavations made in 

 1905 immediately to the south of Bamburgh Castle. The 

 excavations revealed the existence of extensive kitchen- 

 middens of doubtful age on this site. Apparently it occurred 

 at a lower level than the shells and bones of the midden, which 

 is probably of mediaeval age. The arrowhead appears to be 

 formed out of a chert, and is deeply weathered and stained to 

 a brownish yellow colour. 



EXPLANATION OF PLATES. 



Plate III. 



Fig. 1. Arrowhead, double barbed and stemmed, grey flint. Blackton 

 in Teesdale. 

 „ 2. Arrowhead, double barbed and stemmed, mottled grey flint. 

 Blackton. 



3. Arrowhead, grey chert, barbs and point missing. Blackton. 



4. Arrowhead, roughly triangular, black flint. Blackton. 



5. Lance head, fractured in prehistoric times. Blackton. 



6. Arrowhead, barbed and stemmed. Barbs chipped off. Rookhope, 

 Weardale. 



7. Arrowhead, lozenge- shaped, showing two periods of work. 

 Allendale. 



8. Arrowhead, dark brown flint, one barb missing. Allendale. 



9. Arrowhead, end missing, light grey flint. Blackton. 



10. Flake, light brown transparent flint, flaked to a straight cutting 

 edge and notched. Blackton. 



11. Flake, light grey flint, worked round the edges. Blackton. 



12. Pigmy implement, white translucent flint, worked along one edge. 

 Blackton. 



13. Saw, grey flint, serrated along both edges. Blackton. 



14. Saw, bluish opaque flint, rough serration on one side. Blackton. 



15. Saw, dark flint, serrated on one edge. Blackton. 



