is entirely apparent but lie use, probably In the absence 
of the better material, is recorded by a number of writer©• 
Father -torice , the learned student of the western Dene ? 
furnishes the following account of their work: 
"The material chosen In preference to fashion ar¬ 
row or spear heads with was loose, broken pieces of the 
rock such as were found on the surface. Of course these 
were confined to a few localities only, wherein were sit¬ 
uated sorts of quarries which were very jealously guarded 
against any person, even of the same tribe, whose right to 
share in their costents was not fully established. A 
violation of this traditional law was often considered 
a causes belli between the co-clansmen of the trespa ser 
and those of the proprietors of the quarry. 
"The first operation consisted in roughly blocking 
off with a hard stone the pieces of the flint, the removal 
of which was necessary to obtain a vague r semblance to 
