Bui. 24, Div. of Forestry, U. S Dept of Agr. 



Plate IX. 



y)y- 



^>i 





y 



:^.!...H .-• 



»-! «: * 





u If ^;7?i 



I > 



i Lti 





yr 



.;v>^ 



.-i^yy- 





-r*>. 



? 



s 



=v: 





. r,. -^ . 



Wood of the Sugar Maple. 



