336 EVIDENCES OF PREHISTORIC MAN IN WEST KENT. Well Hill Eolithic gravel is well shown by its varied com- position, and also to a lesser extent by the finer work exhibited on the implements. At all events, the scratched flints are so FIG. 5.—LATE PALAEOLITHIC IMPLEMENT, COCKERHURST FARM, WELL HILL, 450 FT. O.D. closely associated with the upper bends of the Darent Valley that little doubt can be entertained as to the origin of the deposit.