PROGRESS OF ANTHROPOLOGY IN 1890. 549 



Catliu; (5) flaking V pressure, a bone implement being used, a, bone 



Fig. 5.— Flaking by pressure j a bone implement being used. 



tool, b, the stone, c, the flake; (6) flaking by pressure; manner of 



Fig. C— Flaking by pressure. 



holding as observed among many tribes by J. W. Powell and others; 



Fig. 7.— Flaking by pressure. 



(7) flaking by pressure, a bone point being used, the implement to be 



