SPECIES OF WOODS. 



181 



strong (34th in this list) ; elasticity, 

 medium (51st in this list) ; hard (20th 

 in this list) ; shrinkage, 5 or 6 per 

 cent. ; warps and checks badly ; not 

 durable if exposed; hard to work; splits 

 hard, tough. 



Common Uses: Wagon hubs, handles, 

 yokes, wooden shoe soles, docks and 

 wharves, rollers in glass factories. 



Remarks : The best grades closely re- 

 semble yellow poplar. 



Kadial Section, 

 life size. 



Cross-section, 

 magnified 37^ diameters. 



Tangential Section, 

 life size. 



