286 A MANUAL FOR NORTHERN WOODSMEN 
VOLUME TABLE No. 25. ENGELMANN SPRUCE, IN BOARD 
FEET, BY THE SCRIBNER RULE 
(From Bulletin No. 36, U. S. Forest Service) 
Diam¬ 
eter 
breast- 
high 
Inches 
Height of Tree — Feet 
Diam¬ 
eter 
of top 
inside 
bark 
Inches 
Basis 
Trees 
40 
50 
60 
70 
80 
90 
100 
110 
120 
8 
15 
20 
30 
0.2 
8 
9 
15 
25 
35 
50 
70 
• . . . 
6.3 
19 
10 
20 
30 
45 
60 
80 
6.4 
19 
11 
25 
40 
55 
70 
90 
iio 
6.5 
35 
12 
30 
50 
65 
85 
110 
135 
6.6 
45 
13 
40 
60 
80 
100 
130 
160 
6.7 
44 
14 
50 
70 
95 
120 
150 
185 
220 
6.8 
51 
15 
60 
80 
110 
140 
170 
210 
250 
6.9 
37 
16 
70 
95 
125 
160 
190 
240 
280 
340 
7.0 
61 
17 
110 
140 
180 
220 
270 
320 
380 
7.1 
57 
18 
125 
160 
200 
250 
300 
360 
430 
7.1 
55 
19 
180 
225 
280 
330 
400 
470 
7.2 
45 
20 
205 
250 
310 
360 
440 
520 
600 
7.2 
43 
21 
230 
280 
340 
400 
480 
560 
650 
7.3 
41 
22 
250 
310 
370 
440 
520 
610 
700 
7.4 
29 
23 
340 
400 
480 
560 
660 
760 
7.4 
21 
24 
370 
430 
520 
600 
710 
820 
7.5 
21 
25 
470 
560 
650 
760 
880 
7.5 
10 
26 
500 
600 
700 
820 
950 
7.6 
11 
652 
From trees cut in Colorado and Utah measured by 
H. D. Foster. Stump height 1^-3 feet. 
