APPENDIX. 



181 



Table 54. — Western Yellow Pine.^ 



Volume in hoard feet — ''Yellow Pine'' — by the Scribner Rulefi 



Coconino National Forest, Ariz. 



[Based on 16-foot logs.] 



Diameter 

 breast-high 



Inches. 

 13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 

 24 

 25 

 26 

 27 

 28 

 29 

 30 

 31 

 32 

 33 

 34 

 35 

 36 

 37 

 38 

 39 

 40 



NUMBER OF 16-FOOT LOGS. 



50 

 60 

 70 

 80 

 100 

 120 

 140 

 160 



VOLUME (BOARD FEET). 



100 

 120 

 140 

 160 

 190 

 220 

 250 

 290 

 330 

 380 

 420 

 470 

 530 

 580 

 630 



140 

 160 

 180 

 210 

 240 

 270 

 310 

 360 

 410 

 460 

 520 

 580 

 640 

 710 

 790 

 870 

 960 

 1,050 

 1,140 

 1,240 

 1,340 



190 



210 



240 



270 



310 



350 



400 



450 



500 



560 



630 



700 



780 



860 



950 



1,040 



1,130 



1,230 



1,340 



1,460 



1,580 



1,710 



1,830 



1,950 



2,060 



2,160 



2,260 



380 



430 



490 



550 



610 



680 



760 



840 



920 



1,010 



1,100 



1,200 



1,300 



1,410 



1,530 



1,660 



1,780 



1,910 



2,040 



2,160 



2,280 



2,400 



2,520 



Basis. 



Trees. 

 22 

 47 

 93 



119 

 142 

 140 

 138 

 108 

 128 

 136 

 101 

 108 



1,060 



95 



1,150 



85 



1,250 



65 



1,360 



54 



1,470 



43 



1,590 



25 



1,710 



28 



1,830 



2L 



1,960 



21 



2,090 



14 



2,220 



12 



2,340 



5 



2,450 



3 



2,560 



3 



2,670 



2 



1,844 



a Measurements by T. S. Woolsey, jr., 1906. 



& Trees scaled to 8-inch top inside bark— straight and sound. Allow 3 to 15 per 

 9 cent for defects. The so-called ''black jack" variety requires a reduction of about 

 12 per cent, having a smaller volume than the older '^ yellow pine," 



