JACK PINE. 



39 



Tahi.r 21. — Taper of jack pine trees of different diameters andheights, shovdng diameter 

 inside bark at differerit heights above the ground — Coiilinued. 



70-FOOT TREES. 



Diam- 

 eter 



breast 

 liigU. 



TTeight above gronnd (feet). 



17.3 



49.9 58.05 C6.2 



Diameter inside bark (inclies). 



Basis. 



Inches. 

 6 



8 

 9 

 10 

 11 

 12 

 13 

 14 

 If) 

 IG 

 17 

 IS 

 19 

 20 



fi.1 



5.9 



5. 7 



5.5 



5.3 



4.9 



4.6 



4.2 



3.5 



2.7 



1.7 



7.2 



6.9 



6.6 



6.4 



6.2 



5.7 



5.3 



4.8 



4.1 



3.2 



2.0 



8.2 



7.8 



7.0 



7.3 



7.1 



6.5 



6.0 



5.4 



4.7 



3.6 



2.3 



9.2 



8.8 



8.5 



8.2 



8.0 



7.3 



6.7 



6.0 



5.2 



4.0 



2.5 



10.2 



9.8 



9.6 



9.1 



8.8 



8.1 



7.4 



6.6 



5.7 



4.4 



2.8 



11.2 



10.8 



10.4 



10.1 



9.7 



8.9 



8.1 



7.3 



6.2 



4.8 



3.1 



12.2 



11.7 



11.4 



11.0 



10.5 



9.0 



8.8 



7.9 



6.7 



5.2 



3.4 



13.2 



12.7 



12.3 



11.9 



11.4 



10.4 



9.5 



8.5 



7.2 



5.6 



3.7 



14.2 



13.6 



13.2 



12.8 



12.2 



11.2 



10.2 



9.1 



7.7 



6.0 



4.0 



l.^.l 



14.6 



14.1 



13.7 



13.1 



12.0 



10.9 



9.7 



8.2 



6.4 



4.3 



16.1 



15.5 



15.0 



14.6 



13.9 



12.7 



11.0 



10.3 



8.7 



6.8 



4.6 



17.0 



16.4 



15.9 



15.5 



14.8 



13.5 



12.3 



10.9 



9.2 



7.2 



4.9 



18.0 



17.3 



16.8 



16.4 



15.6 



14.3 



13.0 



11.4 



9.7 



7.0 



5.1 



19.0 



18.2 



17.7 



17.3 



16.-5 



15.1 



13.7 



12.0 



10.2 



8.0 



5.4 



19.9 



19.1 



18.6 



18.2 



17.3 



15.9 



14.3 



12.6 



10.7 



8.4 



5.7 



Trees. 



D-FOOT TREES. 



,s 



8.2 



7.8 



7.6 



7.3 



7.0 



6.7 



6.4 



6.0 



5.4 



4.7 



3.7 



2.5 



9 



9.2 



8.8 



8.5 



8.2 



7.9 



7.5 



7.1 



6.7 



6.0 



5.2 



4.1 



2.8 



10 



10.2 



9.8 



9.5 



9.1 



8.8 



8.3 



7.8 



7.3 



6.6 



5.8 



4.6 



3.1 



11 



11.2 



10.8 



10.4 



10.1 



9.7 



9.1 



8.5 



7.9 



7.2 



6.3 



5.1 



3.4 



12 



12.2 



11.7 



11.4 



11.0 



10.6 



9.9 



9.2 



8.6 



7.8 



6.8 



5.6 



3.8 



13 



13.2 



12.7 



12.3 



11.9 



11.4 



10.7 



9.9 



9.2 



8.4 



7.4 



6.1 



4.2 



14 



14.2 



13.6 



13.2 



12.8 



12.2 



11.4 



10.6 



9.9 



9.0 



8.0 



6.6 



4.6 



15 



15.1 



14.6 



14.1 



13.7 



13.1 



12.2 



11.3 



10.5 



9.6 



8.5 



7,1 



5.0 



16 



16.1 



15.5 



15.0 



14.6 



13.9 



13.0 



12.0 



11.2 



10.2 



9.1 



7.6 



5.4 



17 



17.0 



16.4 



15.9 



15.5 



14.8 



13.8 



12.7 



11.8 



10.8 



9.7 



8.1 



5.7 



18 



18.0 



17.3 



16.8 



16.4 



15.7 



14.6 



13.4 



12.4 



11.4 



10.2 



8.6 



6.1 



19 



19.0 



18.2 



17.7 



17.3 



16.6 



15.3 



14.1 



13.1 



12.0 



10.7 



9.0 



6.4 



20 



19.9 



19.1 



18.6 



18.2 



17.4 



16.1 



14.8 



13.7 



12.6 



11.3 



9.5 



6.7 





