38 



BULLETIN 101, U. S. DEPARTMENT OF AGRICULTURE. 



Table 4. — Results of penetrance tests on individual pieces — Continued. 



ALPINE FIR— HEARTWOOD. 





H 



a 

 '8 



"o 



a -a 



«ft 



If 



CD M 



t> 



H 



CD 

 ft 



.SfS 



eg 



b2 

 -a 3 



i o 

 rt 



> 

 O 



03 



CD 

 O • 



|a 



3 



o 



CD 



g 



H 



CD 

 ft 



a 

 <t> 



bO 



<a 



M 



CD 



«i 



u 



ft 



CD . 



|.a 



&2 



CD 3 

 OS ^ 



-5 



Time re- 

 quired to 

 penetrate 12 

 inches. 



Penetrations. 



Piece No. 



Longitudi- 

 nal. 



Radial. 



Tangential. 







■a 



CD CD 



CD CD 



5- 



o3 3 



sa 



t> CUD 



5* 



03 3 



^a 



CD CD 



> to 



03 3 



aa 



308 



Perct. 

 11.6 

 11.9 



13.2 



21.8 

 20.4 



17.1 



I&S. 



22.6 

 22.0 

 20.9 



Min. 

 30 

 60 

 120 



135 



143 

 143 



£&s. 



90 

 90 

 90 



0) 

 0) 



Min. 



C 1 ) 



Ins. 

 0.70 

 2.20 

 2.30 



Ins. 

 4.20 

 6.60 

 7.40 



Ins. 

 0.10 

 .08 

 .15 



Ins. 

 0.15 

 .10 

 .20 



Ins. 

 0.05 

 .08 

 .10 



Ins. 

 0.10 



307 



.10 



309 



.12 







Average. . . 



12.2 



19.8 



21.8 



70 



140 



90 



C 1 ) 



C 1 ) 



1.73 



6.07 



.11 



.15 



.08 



.11 



ALPINE FIR— SAPWOOD. 



301 



12.3 

 9.7 

 11.6 



15.0 

 14.5 

 14.6 



20.9 

 22.6 

 22.4 



30 

 60 

 120 



143 

 133 

 152 



90 

 90 



( l ) 

 0) 



C 1 ) 

 0) 



75 



5.0 

 6.0 

 5.5 



5.5 

 7.0 

 9.0 



0.05 

 .10 

 .05 



0.15 

 .10 

 .10 



0.05 



.15 

 .15 



0.10 



302 



.30 



303 



90 



m 



.30 









Average... 



11.2 



14.7 



22.0 



70 



143 



90 (i) 



0) 



5.5 



7.2 



.07 



.12 



.12 



.23 



REDWOOD— HEARTWOOD. 



118 



13.6 

 9.5 

 18.1 



19.3 

 18.7 

 18.6 



19.9 

 20.2 

 19.5 



60 

 68 

 102 



140 

 130 

 136 



88 

 85 

 82 



0) 



C 1 ) 



C 1 ) 



0) 



4.20 

 3.80 

 5.75 



10.4 

 10.9 

 12.0 



0.20 

 .15 

 .13 



0.25 



.18 

 .16 



0.18 

 .15 

 .10 



0.25 



117 



121 



.30 

 .32 







Average. . . 



13.7 



18.9 



19.9 



77 



135 



85 



« 



« 



4.58 



11.1 



.16 



.20 



.14 



.29 



REDWOOD— SAPWOOD. 



85 





26.2 

 27.3 



29.7 



20.1 

 27.2 

 28.0 



31 

 60 

 120 



138 

 142 



140 



88 

 78 

 85 





C 1 ) 



C 1 ) 



5.75 

 9.25 

 5.60 



12.0 

 12.0 

 8.1 



0.14 

 .11 

 .13 



0.16 

 .13 

 .15 



0.10 

 .09 

 .09 



0.35 



88 



13.2 

 12.7 



13.0 



.11 



86 



.16 







Average. . . 



27.7 



25.1 



70 



140 



84 



C 1 ) 



C 1 ) 



6.87 



10.7 



.13 



.15 



.09 



.21 



EASTERN HEMLOCK— HEARTWOOD. 



256 



11.8 

 10.5 

 9.4 



35.9 

 23.6 

 25.0 



22.20 

 21.60 

 24.70 



30 

 60 

 120 



139 

 139 

 144 



88 

 89 

 86 



30 

 30 

 45 



30 

 60 



5.50 



7.50 



7.0 



12.0 

 12.0 

 12.0 



0.08 

 .09 

 .05 



0.10 



.11 



.10 



0.06 



.10 

 .10 



0.08 



265 



.30 



259 



.35 







Average. . . 



10.6 



28.2 



22.83 



70 



141 



88 







6.67 



12.0 



.07 



.10 



.09 



.24 









EASTERN HEMLOCK— SAPWOOD. 



251 



11.9 

 14.5 



24.5 



31.7 



18.40 

 18.60 



30 

 60 



141 

 135 



89 

 87 



5 



30 

 30 



8.5 

 5.0 



12.0 

 12.0 



0.05 

 .05 



0.08 



.OS 



0.10 

 .10 



0.12 



254 



.16 







Average... 



13.2 



28.1 



18.50 



45 



138 



88 







6.75 



12.0 



.05 



.08 



.10 



.14 









WESTERN HEMLOCK— HEARTWOOD. 



92 



12.6 

 10.4 



7.8 



10.8 

 12.6 

 13.1 



25.6 

 27.9 

 27.9 



30 

 60 

 120 



142 

 137 

 133 



87 

 88 

 85 



0) 

 30 



30 



0) 



(') 



0) 



8.50 

 5.00 

 8.75 



12.0 

 12.0 

 12.0 



0.06 

 .05 

 .06 



0.15 

 .10 

 .15 



0.09 

 .05 



.10 



0.13 



95 



.10 



91 



.15 







Average... 



10.3 



12.2 



27.1 



70 



137 



87 







7.42 



12. 



.06 



.13 



.08 



.13 









Creosote did not penetrate to end of specimens. 



