42 



PECKED, GROUND AND POLISHED STONE. 



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

 pi-obable that they were sometimes nsed like rolling-pins for crushmg the 



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



PESTLES AND MULLERS 



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. 



