48 
BULLETIN 55, U. S. DEPARTMENT OF AGRICULTURE. 
Table 28. — Taper of balsam fir in Maine — Continued. 
Diameter breast high 
(inches). 
Height above ground (feet) . 
20 
30 
40 
50 
60 
80 
9 
10 
11 
12 
13 
14 
15 
16 
10 
11 
12 
13 
14 
15 
16 
10 
11 
12 
13 
14 
15 
16 
100 
100 
100 
100 
100 
100 
100 
100 
100 
100 
100 
100 
100 
100 
100 
100 
100 
loo 
100 
100 
100 
100 
100 
100 
100 
70-foot trees. 
96.1 
94.2 
94.7 
93.3 
93.0 
92.7 
92.5 
92.3 
92.1 
89.5 
87.2 
86.3 
84.8 
84.2 
83.7 
82.7 
81.7 
80.8 
80.3 
77.9 
76.8 
75.2 
74.6 
74.0 
72.9 
71.8 
70.9 
68.4 
65. 1 
64.2 
62.9 
62.3 
61.8 
60.9 
59.9 
59.6 
48.7 
47.7 
47.4 
46.7 
45.6 
44.7 
43.6 
43.0 
42.4 
27.6 
26.7 
26.3 
24.8 
24.6 
23.6 
23.3 
22.5 
21.9 
80-foot trees. 
97.4 
95.3 
94.7 
94.3 
93.0 
93.5 
93.2 
93.0 
92.8 
92.1 
89.5 
88.4 
86.7 
86.1 
85.5 
85.7 
84.6 
84.2 
84.2 
82.6 
81.1 
79.0 
78.3 
77.4 
77.4 
76.9 
77.0 
72.4 
70.9 
69.5 
68.6 
67.8 
67.7 
68.4 
67.8 
67.8 
57.9 
57.0 
56.8 
55.2 
54.8 
54.8 
54.1 
53.8 
53.9 
40.8 
39.5 
38.9 
38.1 
37.4 
37.1 
36.8 
37.1 
36.8 
90-foot trees. 
94.8 
95.2 
94.4 
94.0 
87.3 
86.8 
86.9 
80.2 
81.0 
80.7 
80.6 
80.6 
80.6 
81.0 
69. 8 
71.4 
72.8 
72.6 
73.1 
73.6 
74.5 
5S.3 
59.0 
60. 5 
61.3 
61.9 
62.5 
63.4 
42.7 
43.8- 
45.6 
46.0 
47.0 
47.9 
49.0 
18.4 
18.6 
18.9 
18.1 
18.3 
18.5 
18.8 
18.9 
19.1 
26.0 
27.6 
28.9 
29.8 
29.9 
30.6 
32.0 
11.5 
12.4 
13.2 
13.7 
14.9 
14.6 
15.7 
Table 29. — Diameter inside bark, in inches, of balsam fir in Maine, at different heights 
above the ground. 
[Based on 885 trees.] . 
Height above ground (feet). 
Diameter breast high 
(inches). 
4.5 
10 
20 
30 
40 
50 
60 
70 
80 
Diameter inside bark (inches). 
40-foot trees. 
5.7 
6.7 
5.4 
6.1 
6.9 
7.7 
8.5 
4.6 
5.2 
5.8 
6.5 
7.1 
2.9 
3.4 
3.8 
4.2 
4.7 
7.6 
8.5 
9.5 



50-foot trees. 
5.7 
6.7 
7.6 
8.5 
9.5 
10.4 
11.3 
5.4 
6.2 
7.0 
7.8 
8.7 
9.5 
10.4 
4.7 
5.4 
6.1 
6.9 
7.6 
8.3 
9.1 
3.7 
4.3 
4.9 
5.4 
6.1 
6.6 
7.2 
2.1 
2.4 
2.8 
3.2 
3.6 
4.1 
4.5 



10. 
