FIG. 14. 



FIG. 13. 



FIG. 15. 



FIG. 13. FLINT KNIFE IN WOODEN HANDLE. J FROM CAVE IN COAHUILA, MEX . 

 FIG. 14. QUARTZ POINT IN WOODEN SOOKET. -1 FROM GRAVE IN ARICA, PERU. 

 FIG. 15. ARROW POINT WITH SHAFT OF WOOD AND REED. J FROM GRAVE IN 



ARICA, PERU. 



