Forest Service, U. S. Dept. of Agriculture Mechanical Pulp. 



PLATE XIV. 



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A 



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-,.v ^ v , 



>*-r~ >S^^ - 



., 



w 



^i/'V : 



FIG. 1. GROUND-WOOD PULP, ONE-THIRD SPRUCE, TWO-THIRDS HEMLOCK. (RUN 



No. 46A.) 



FIG. 2. GROUND- WOOD PULP, ALL HEMLOCK. (RUN No. 46B.) 







. 

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,,. 



il^-.S^r 



... : _. 



/ 



- 



. 







/ 



M B 





FIG. 3. GROUND-WOOD PULP, ALL SPRUCE. (RUN No. 46c.) 



