SPECIES OF WOODS. 



153 



in this list) ; elastic (22d in this list) ; 

 hard (15th in this list) ; shrinkage, 5 

 per cent. ; warps, ; very dur- 

 able; hard to work; splits and nails 

 with difficulty. 



Common Uses: Hubs, agricultural 

 implements, sills, bridge timbers. 



Remarks: The best of the elm 

 woods. 



Radial Section, 

 life size. 



Cross-section, 

 magnified 37^ diameters. 



Tangential Section, 

 life size. 



