Bulletin No. 8, Division of Forestry. 



50 RELATIVE CRUSHING STRENGTH ENDWISE IN LBS. PER SQ. IN. 



Plate IX. 



Fig. 1. — Di.TsiTam shdwiiij^ tlie iuci-oa.'ie in crushing' strength endwise, with decrease in percentage of nioistnre. 



50 



RELATIVE CRUSHING STRFM6TH ACROSS THE GRAIN IN LBS. PER SQ, IN 



AT 3% DISTORTION 



Fl(i. L'. — Diagraiu sliowing the increase in crushinj; strength across the grain, with decrease in percentage of moisture. 



