ABORIGINAL AMERICAN" ANTIQUITIES PART I 



329 



mo^•e(^ (he su'rowpoint is revorsod until (lie notcli is of tlie depth desired. Tlie 

 successful act requires some deftness, or tlie stem is sure to be severed from the 

 blade of the arrowpoint. Ishi seldom fails, however, especially wlien worlviug 



Fig. ISO. The process of notching and serrating. 



with glass, and he completes the two notclies often in nliout half a minute's 

 time. If the edge of the arrowpoint was to l>e serrated, Islii would doul)tless 

 proceed in the same way, although I never aslied him to try. 



