34 



SCRAPERS. 



that the edge, after having been woi-n round, subse- 

 quently was again sharpened bj chipping. 



The uses to which such scrapers could be applied 

 were no doubt quite varied, such as removing meat 

 from bones and 

 scraping the bark 

 from the shafts 

 of arrows. It 

 seems to be an 

 instrument that 

 was capable of 

 being made very 

 generally useful in 

 primitive indus- 

 tries. It appears 

 to have been 

 held between the 



thumb and the forefinger when in service, the flat side 

 no doubt preferably being turned against the thumb. 

 If the users were right-handed, it ought to follow that 

 the average w^ear of the right edge of the scrapers 

 ought to be greater than that of the left edge. Such 

 appears also to be the case. 



Fig. 13. Typical scrapers. Natnral size. 



IRREGULAR FORMS OF SCRAPERS. 



Some scrapers had a lengthened and sharpened point 

 and an irregular base, which did not seem to have 

 been shaped for the hand (Plate III, fig. 5). These did 

 not exhibit any wear of the edges and may have had 



