SPECIES OF WOODS. 



123 



list) ; 56 Ibs. per cu. ft.; sp. gr., 0.8217; 

 very strong (15th in this list) ; elastic 

 (27th in this list) ; very hard (2d in 

 this list) ; shrinkage, 10 per cent. ; 



warps ; hard to work ; splits 



with difficulty, hard to drive nails into. 



Common Uses: Agricultural imple- 

 ments,, wheels, runners, tool handles. 



Remarks: Wood not distinguished 

 from shellbark hickory in commerce. 



Radial Section, 

 life size. 



Cross-section, 

 magnified z7 l /2 diameters. 



Tangential Section, 

 life size. 



