APPENDIX. 



Table 3.— Paper Birch.a 



115 



Volume of used length luith hark on in cubic feet, southern New 

 Hampshire. 



IM 



Diameter 

 breast- 

 high. 



LENGTH OF TREE USED (FEET). 



Basis. 



10 



20 



30 



40 



50 



VOLUME OF USED LENGTH (CUBIC FEET). 



Inches, 













Trees. 



6 



2.2 



4.1 



5.2 



6.3 



7.5 



16 



7 



2.9 



5.2 



6.9 



8.1 



9.7 



58 



8 



3.6 



6.6 



8.3 



10.0 



12.1 



79 



9 



4.4 



8.0 



10.3 



12.1 



15.1 



82 



10 



5.2 



9.8 



12.6 



14.9 



18.0 



70 



11 



6.3 



11.6 



15.0 



17.9 



21.4 



57 



12 



7.8 



13.7 



17.9 



21.1 



24.9 



36 



13 

 14 





15.9 



18.2 



20.9 

 24.1 



25.0 

 28.9 



28.8 

 32.8 



13 



10 





15 

 16 





21.0 



27.6 

 31.0 



32.8 

 37.0 



- 36.9 

 41.5 



6 











427 



Reduce to cords by dividing by 90. 



^» 



a Origin same as aspen or popple table. 



li 



