34 



BULLETIN 101, U. S. DEPARTMENT OF AGRICULTURE. 



44 









Mill 







— 



40 









SPRUCE PiNE 



































36 





















































32 



















































^28 



3 < 



















































O 



u 



a 













































































2*o 



























i ,6 







































/I 













a. 



§12 



m 

 ffi 



















































e 



















































4 



















































































2 



5 



5 







7 



5 



JO 







22 



5 



f5 











1 1 1 1 1 









40 









LOKGLEAF PiNE 

































36 



















































32 



















































le.28( 

 3 



















































O 



(C24 

 u 



0. 



















































a 20 



















































1 



s is 



P 



















































& 



§12 



<A 



ffi 



















































< 



8 



















































4 













































































PRESSURE - LBS. PER SQ. IN. 



25 50 75 100 125 

 PRESSURE - LBS. PER SQ. !N. 



150 



44 









1 1 1 1 1 









40 









SKORTLEAF PiNE 

































36 



















































32 



















































IZ28 



3 



















































O 



g24 



a. 



















































w 



3 20' 



















































|I6 



















































0. 

 §12 



M 



















































< 



8 



















































4 













































































25 50 75 100 125 

 PRESSURE - LBS. PER SQ. IN. 



150 



44 









1 1 1 1 1 









40 









LOBLOLLY PINE 

































36 



















































32 



















































1* 



b-28 



3 



















































O 



























HI 



























a 20 



-1 



















































|I6 



1- 



















































fl. • 

 §12 























































8 



















































4 













































































25 50 75 100 125 

 PRESSURE - LBS. PER SQ. IN. 



150 



• HSARTWOOD O SAPWOOD 



Fig. 9. — Absorption in the heartwood and sapwood of spruce pine, longleaf pine, shortleaf 



pine, and loblolly pine. 



