HARDWICKE'S SCIENCE-GOSSIP. 



229 



figures are drawn half-size. The broader end is 

 ground down by rubbing to a sharpish cutting edge, 

 the upper part remaining just as it was rudely cut 



Fig. 16.3. Polished Stone "Celts." 



out. We now come to the polished specimens, 

 formerly called "Celts," of which fig. 163, from 

 Coton, in Cambridgeshire, is a good general ex- 



Fig. 164. Ancient Stone Implement mounted in a haft. 



ample. The main difference between the Palcso- 

 Uthic and Neolithic (older and newer stone ages) 

 is that the weapons of the former are true fossils, 

 imbedded in such geological deposits as valley 



gravels and stalagmitic bone breccias ; whereas the 

 latter are often met with on the surface, or in peat- 

 bogs or tumuli. Fig. 164 is useful, as showing the 

 way these polished stone weapons were mounted 

 for actual use. Singularly enough, we cannot go 

 into any decent museum without finding recent 



Fig. 165. Perforated Stone Hammer. 



specimens of stone weapons from the South-Sea 

 Islands mounted in a similar manner. This ancient 

 and valuable example owes the preservation oflthe 



Fig. 16 J. tliiit Knife. 



wooden handle to its being found in the peat which 

 once formed the bottom of a small lake or tarn in 

 Cumberland. 



