TABLES RELATING TO PARTS III AND IV 285 
VOLUME TABLE No. 24. WESTERN LARCH, IN BOARD FEET, 
BY THE SCRIBNER RULE 
(From Bulletin No. 36, U. S. Forest Service) 
Diam¬ 
eter 
breast- 
Number of 16-Foot Logs 
Diam¬ 
eter 
of top 
Basis 
high 
Inches 
3 
4 
5 
6 
7 
8 
insiqe 
bark 
Inches 
Trees 
11 
95 
140 
3 
12 
105 
155 
7.3 
15 
13 
120 
165 
220 
7.4 
31 
14 
135 
185 
240 
7.5 
93 
15 
155 
205 
270 
7.6 
114 
16 
175 
230 
295 
380 
7.7 
119 
17 
195 
260 
325 
415 
7.8 
128 
18 
220 
285 
365 
455 
7.9 
100 
19 
240 
315 
400 
490 
... 4 
8.0 
93 
20 
265 
345 
435 
535 
645 
8.1 
127 
21 
380 
475 
585 
705 
8.1 
86 
22 
415 
520 
635 
775 
8.1 
89 
23 
450 
560 
695 
840 
ioos 
8.2 
80 
24 
485 
605 
745 
905 
1085 
8.2 
79 
25 
525 
655 
805 
975 
1180 
8.2 
52 
26 
565 
700 
865 
1055 
1275 
8.2 
32 
27 
605 
755 
930 
1130 
1375 
8.3 
32 
28 
650 
805 
995 
1210 
1470 
8.3 
35 
29 
855 
1060 
1295 
1565 
8.4 
17 
• 30 
910 
1130 
1385 
1670 
8.5 
21 
31 
1205 
1465 
1770 
8.7 
12 
32 
1280 
1560 
1875 
8.8 
10 
33 
1360 
1650 
1975 
9.0 
4 
34 
1440 
1745 
2085 
9.2 
8 
35 
1525 
1845 
2190 
9.4 
1 
36 
1600 
1945 
2295 
9.6 
5 
37 
1685 
2040 
2395 
9.8 
3 
38 
1770 
2145 
2505 
10.0 
2 
39 
1850 
2240 
2610 
10.2 
... 
40 
1930 
2340 
2715 
10.4 
1391 
Above table by L. Margolin from timber cut in Flat- 
head County, Montana. Trees scaled without allowance 
for breakage and defect, which in this timber amounted 
to 5 per cent. In addition 5 per cent or more should be 
allowed for “ butts ” left if logs are driven. 
