Bui. 35, U. S. Dept. of Agriculture. 



Plate III. 





Fig. 1.— Redwood Sawdust, Coarse, Kiln Dried, Fanned, Used in the Season of 

 1911. Fig. 2.— Redwood Sawdust, First Sawing, Coarse, Fanned, Made with 

 Edger Saw. Fig. 3.— Redwood Sawdust, Fine, Fanned, from Band Saw, Used in 

 the Season of 1910. Fig. 4.— Redwood Sawdust, Fine, Fanned, Used in the 

 Seasons of 1909 and 1910. 



(All natural size.) 



