A NATIONAL PLAN FOR AMERICAN FORESTRY 



269 



THOUSAND 

 CORDS 



1200 



800 



400 



1904- 1909 1914- 1919 1923 1925 1926 1927 1928 1929 I93O 



SODA PROCESS 



6 



II I I I I I I I I 

 L v* m m m m m m'm m 



4-400 

 4000 

 3600 

 3200 

 2800 

 24-00 

 2000 

 1600 

 1ZOO 

 800 

 400 





 2800 



24-00 

 2000 

 1600 

 1200 

 800 

 4-00 



LEGEND 



H Domestic 

 Pulpwood 



| Imports 

 (Wood, Pulp 

 and Paper) 



''22"= Percentage 

 of Total 

 for Year 



SULPHITE PROCESS 



23 



30 



31 



18/2 



m 



MECHANICAL PROCESS 



17 



16 



19 



19 



29 



18 



28 - 



19 



1904- 1909 19K 1919 1923 1925 1926 1927 192Q 1929 1930 



FIGURE 9. The effect of ample supply of suitable wood is shown by the successful competition of domestic 

 pulpwood with imports of wood, pulp, and paper in the sulphate field, contrasted with increasing 

 dependence on imports for sulphite and mechanical pulps. 



