362)2 



THE TIMBERS OF THE WORLD 



Number of the 

 specimen. 



Table LXXXVI. 

 Tensile Experiments. 



7 d 



8 c 



9 b 

 10 u 



Total 



Dimensions of 

 each piece. 



Specific 

 gravity. 



Weight the 



piece broke 



with. 



Direct cohesion 

 I on 



I I square ^nch. 



Inches. j 



i\ 525 



2x2x30 ji 529 



1 1 520 



lbs. 

 16,244 

 20,440 

 17,920 

 18.080 



2103 I 72,684 



lbs. 

 4,061 

 5,110 

 4,480 

 4.520 



18,171 



Average . 



526 



18,171 



4.543 



Table LXXXVII. 

 Vertical Experiments on cubes of— 



