PuatEe VI. 
XXXI. 
Vou. 
Proc Roy. Soc QLAND. 
64000 LBS 
ER SQ. INCH 
=16000 LBS 
R SQ.INCH. 
PER SQ.INCH. 
= 64000 LBS 
PER SQ INCH. 
790 = € For f= 16000 LBs 
3 10 = € For; 
48 5 
40 42 |44 46 
ie 38 
Cocos 
“HONIOS Y3d SBI 
0009) = F 4Os O0QQ9d) 
"HON! OS Yad /S37 
es 
