2IO 



EOLITHIC IMPLEMENTS FROM THE PLATEAU 



A frequently occurring modification of the scraper is an 

 instrument corresponding to the modern spokeshave. In this 

 the modified edge instead of being either convex or straight, is 

 concave. The concavity may range in shape and size from a 

 small semicircle — such as was probalily employed for scraping 

 pieces of wood or bone into the form of pins— to comparatively 

 large and slight curves — such as would be used for scraping any 

 rounded surface. 



Fig. 2. Scraper with knob of flint left as handle (Actual size.) 



The double form of concave-edged scraper shewn in fig. 3, is 

 very characteristic of this period. 



Figure 4, represents a neat little spokeshave in my collection. 

 One might at first be inclined to tlnnk that the use of so large a 

 piece of Hint in manufacturing so small an implement was a 



