ARBOR LOW EXCAVATIONS IN I9OI AND 1902. 



65 



worked; the bulb of percussion displays a large and well- 

 marked eraillure. At "26 " on plan and section, at a depth 

 of 3-2 feet (98 cm.) close to the bottom of the ditch, a small 



Fig. 7. Set of Flint Flakes found together at Arbor Low. 



white flint knife, finely chipped and of somewhat triangular 

 form, length 30 mm., width 20-5 mm., greatest thickness 7 mm., 

 was discovered. It is of an uncommon form, and at first sight 

 5 



