ZELLER—DURABILITY OF YELLOW PINE 109 
TABLE I (Continued) 
fa} mm ртр Ур СИЕ R 
Shortleaf pine (Pinus echinata) 
Е 208 | 32.0] 14.397] .450| 14.171 | 1.57 
ТЕ 203 | 30.1 | 13.680| .454| 9.773| 28.6 | 2.0 | 15.0 | 13.0] 3.0 | .455| 12.04 
ТЕ 204 | 30.3 | 13.815 | .456 | 12.867 | 6.86 
ТЕ 205 | 30.2 | 13.731 | .455 | 13.426 | 2.22 
ТЕ 207 | 32.0 | 14.603 | .457 | 13.064 | 10.: 
А 301 | 30.7 | 20.190| .657 | 19.520 | 3.32| 4.8 | 16.0 | 15.5] 1.0 | .653 6.12 
А 302 | 30.0 | 18.986 | .633 | 17.841 | 6.03 
А 303 31.0 | 20.665 | .666 19.070 | 7.71 
304 | 30.6 | 19.863 .814 | 5.26 
А 305 | 30.5 | 20.573| .674 18.900 | 8.14 
А 306 | 30.0 | 19.340 | .645 17.804 | 7.9 
А 307 | 30. .497 | .647 | 18.639 | 4.4 
301 | 28.4 | 18.893 | .665 | 18.492 | 2.12| 2.8 | 16.0 | 18.0] 0.75] .665| 2.12 
tC 301 .630 | .695 | 18.001 | 12.74 | 3.3 | 30.0 | 16.0] 2.50] .705| 11.73 
ТС 302 | 31.5 | 21.850 | .694 | 19.529 | 10.4 
+С 303 | 30.0 | 20.884 | .696 | 18.573 | 11.08 
ТС 304 | 31.2 | 21.730| .696 | 19.611 | 10.: 
t C 305 | 30. .930| .719 | 18.490 | 9.75 
ТС 306 | 30.0 | 21.705 | .724 | 18.987 | 12. 
1C 307 | 30.0 | 21.421 | .714 | 18.155 | 15. 
1D 301 | 27.0 | 17.364 | .643 | 14.525 | 16.3 | 2.5 | 30.0 | 17.0] 1.75] .658| 22.3 
t 302 .940 | .653 | 14.245 | 20.4 
t D 303 .135 | .648 | 13.115 | 31.4 
t D 304 )| 19.086 | .658 | 14.325 | 25.0 
ТО 305 |29.0| 19.310| .666 | 15.105 | 21.5 
+ 306 | 28.0 | 18.965 | .677 | 15.055 | 20.6 
1 D 307 | 28. .651| .666 | 14.853 | 20.4 
ТЕ 301 | 27. .830 | .692 | 18.170| 3.51| 3.2 | 30.0 | 18.0] 1.75) .686] 5.69 
ТЕ 302 | 28.0 | 19.299 | .689 | 18.109 | 6.16 
ТЕ 303 | 29. .980 | .677 | 18.560 | 7.11 
ТЕ .2| 20.075| .688 | 18.453 | 8.09 
ТЕ 305 | 29.0 | 19.825 | .684 | 19.117 | 3.57 
*Е 302 | 27. .334 | .623 | 14.299 | 17.51| 2.1 | 30.0 | 20.0) 2.25] .624| 17.68 
*Е 303 | 28.0 | 17.610 | .628 | 14.380 | 18.34 
"Е 304 | 28.1 | 17.990 | .640 | 14.616 | 18.75 
*Е 305 | 27.9 | 18.034 | .646 | 15.130 | 16.10 
А 401 | 31.: 232 | .675 | 20.490 | 3.49 | 3.6 | 50.0 | 10.0] 2.25] .691 3.69 
А 402 | 30.: .035 | .690 | 20.185 | 4.04 
А 403 | 30.5 | 21.280 | .698 | 20.712 | 2.67 
А 404 | 30.5 | 21.270 | .698 | 20.591 | 3.19 
А 405 | 30.7 | 21.283 | .693 | 20.650 | 2.97 
А 406 | 30.0 | 20.786 | .693 | 19.665 | 5.40 
А 407 | 30.0 | 20.784 | .693 | 19.929 | 4.11 
401 | 29.0 | 19.519 | .673 | 18.652 | 4.44| 2.8 |55.0| 8.0] 2.5 | .688| 5.15 
402 | 28.5 | 19.617 | .688 | 18.512 | 5.64 
| 403 | 30.7 | 21.150 | .688 | 20.016 | 5.37 
404 | 30.0 | 20.165 | .672 | 19.198 | 4.80 
405 | 30. .930 | .693 | 19.803 | 5.39 
406 | 30. .280 | .698 | 20.193| 5.11 
407 | 31.0 | 21.838 | .705 | 20.683| 5.29 
С 403 | 29 .520| .730 | 21.157 | 1.69| 1.9 | 50.0 | 11.5 3.25] .719| 7.38 
С 404 | 30 0.161 | .726 | 18.200 | 9.74 
С 405 | 29 9.131| .709 | 17.865 | 6.57 
8| 20.091 | .721 | 18.220 | 9.31 
Sap-wood. 
| Partially sap-wood. 
