holmes] 



ABORIGINAL AMERICAN ANTIQUITIES PART I 



225 



work. Other interesting partially worked implements, the final 

 shape of which could not be determined, are shown in figure 100. 

 Strangely enough, there seems to be an almost total absence from this 

 site of the manufacture of incipient leaf-blade forms from which 

 knives, spear points, and arrowheads were usually specialized. 



although blade-derived implements are found plentifully in the 

 fields about the base of the mountain (fig. 101). These may have 

 been produced in other quarries than those examined. 



It may be difficult to identify the workers of these mines with any 

 particular people, but it is safe to conclude that the Aztecs had a 

 Land in the work. The Spanish invaders found these flake knives 



