CLASSES OF COXVERTED TIMBER. 



109 



3. Saicn Timber. 



[Various methods of sawing timber are shown in figs. 26 to 29, 

 the best sawn pieces are obtained by cutting as much as possible in 

 the direction of the meduUarj rajs, as wood has a better appearance 

 (silver grain), and stands friction better in this way. — Tr.] 



Scantlings, battens and planking, comprise the different forms 

 of timber after the stem has received several saw-cuts lengthwise. 

 Naturally, in these forms of converted timber the full diameter 



Fig. 26. 



Fig. 27 



Fig. -2- 



Fig. 29. 



of the stem is no longer retained, except sometimes in one 

 direction, and the length of the pieces is generally of greater 

 importance than their breadth ; it is chiefly large trees (16 inches 

 and more in mid-diameter) which are most usually converted 



* [Figs. 26 to 29 are after Boppe.— Tk.] 



