42 



PECKED, GROUND AND POLISHED STONE. 



cylindrical implements bear often the unmistakable marks of wear, it appears 

 probable that they were sometimes used like rolling-pins for crushing 1 the 

 grain. A very fine specimen from Alaska, measuring as much as two feet 



IGI 1G2 



PESTLES AND MULLEIIS. 



five and a half inches in length, and consisting of compact greenstone (Fig. 

 167) exhibits a somewhat similar character, but is differently shaped at the 

 tapering upper end. It may be of comparatively recent manufacture. 



