100 



A MILL SCALE STUDY OF WESTERN YELLOW PINE. 



200 



100 



18 



22 



26 



30 



34 



38 



42 



DIAMETER BREASTHIGH INCHES 



FIG. 133. 4"x4" and Larger. 



200 



100 



18 22 26 30 34 38 42 



DIAMETER BREASTHIGH INCHES 



FIG. 134. 2"x 4" and Wider, No. 1 Dim. 



46 



4OO 



300 



200 



100 a 



22 



24 



38 



40 42 



26 28 3O 32 34 36 



DIAMETER BREASTHIGH INCHES 

 FIG. 135. Total of low grades sawed from butt logs from immature trees. 



j' + k' + V + m' + n' + o' + p' + q' = Cv'. 



' 97 BV ' + V ' ~ ^' lumber actuall y sawed out at mill. Curve A' is 



