THE OREGON NATURALIST. 31 
sharper than is usual in stone axes, and if used across and two thick, are round and have a 
as weapons of war they would cqual the modern groove of greater or less depth cut around the 
tomahawk. 
edge. Two or three of these attached by 
thongs toa central rope, as the Patagoniaxs use 
PPO ses Cate, r ‘ 
AD RB 
Lvpical Stone Hatchet. Showing size and 
shape, Found on Lynx Creek Arizona. 
Stone bolas, not unlike those some-times 
seen in Patagonia, are occasionally found in 
them would make a terribly effective weapon. 
Or asahammer, attached by withes to a 
handie they would be equally useful in peace 
or war. 
Stone mortars and pestles in many shapes 
and sizes, are very common. 
The brownish black malpais, or lava, is the 
material usually employed in making the 
mortars and pestles, though I have seen 
mortar of granite and pestles of several different 
stones. he lava pestles are often from ten 
to fifteen inches Jong and the granite ones are 
some times nearly.as large. The {finest pestles 
are smaller and made from beautiful white 
quartz, ; 
They are fashioned with great care and proh- 
ably were only used in preparing medical sub- 
stances or in religious rites, 
-/ ae) 
i ~ 
‘ Be cae f 
Ne 
Lynx Creek section, but no where else that I Showing sizes and shape of Arrow Points 
can learn. They will average four inches pi 
om Mountain Villages, 
