154 THE WOODSMAN’S HANDBOOK. 
WESTERN TREES.¢ 
TABLE 41.—Douglas Fir. 
Volume in board feet by the Scribner Rule,> Idaho and Wyoming. 
HEIGHT OF TREE (FEET). 
Di aris Weamenay Wat Riaeen bre ee ea cae ro © Diame- 
breast "| 60 | 70 | 80 | 90 | 100 | 110, | °F 0) SOP) Baste. 
. ON SN ee a ee el 
VOLUME (BOARD FEET). 
| | | 
Inches. | | Inches. | Trees. 
ahs em A 6 AN ho 2t 2 a2 ee ee eae poLseaane | 6.2 1 
9} 30/ 40 Bs 25.5 iecenirs. eet he: 6.3 7 
Bde.) Oo Bee Yo ae eal ia 
11} 60] 70 wR Gia a eee | ea | 6.6{ 23 
in sy |) Set aio eae Po eeeios : 6.7| 58 
13} 90] 110 130 160-190 | i aes 6.8 57 
Be ee ee ee Sa ee 6.9] 51 
15:}120 | 450}. < 178, | ate f= aes 7.0| 55 
a | 16} 140} 170 200 | 240 rae we 59 
Re dz isp | 380.) sae Gea Sey Bo yw to 
t 18 | 170 | 220 250 | 300) 360 400 7.4 64 
ee 19} 190, 240 280 | 330) 400 450 | 7.5 57 
hh 20| 210| 270] 320 | 370| 440| 500) an ee 
i 21| 230| 300| 350 | 410; 480] 550) an ay 
4 22| 250| 330 | 380 | 450)  530| 600 | 7.9| 50 
f 220 Bae 360} 420 | 490} 580| 650 8.0) 45 
e ak Beas 390} 450 540} 630) 710 8.2| 40 
x L$) heen 420| 490 | 580) 690| 770 ce whee 
| q 7 pee 450| 530 | 630} 750| 830 8.5.) at 
rig BN ee ee 480| 580 | 680) 810) 900 8:6. 2 
4 pop ealetsees 520 620 730 870 970 8.8 12 
a Bey Pe ne els 670 | 790) 940) 1,040 | 8.9 9 
| 
| } 
a Measurements by P. G. Redington on the Shoshone National Forest, Wyoming, 
1905, and J. G. Peters on the Targhee (formerly Henrys Lake) National Forest, 
Idaho, 1906. : 
b Like western yellow pine, the Rocky Mountain form of Douglas fir show 
larger volumes for the same diameter and height than the coast form. 
