ase ie. eee ta 
APPENDIX. ey. 
TABLE 15.—Spruce.@ 
Volume in board feet by the New Hampshire Rule,» Grafton 
County, N. A. 
HEIGHT (FEET). 
Diameter 
breast- 40 | 50 | 60 | 70 | 80 
high. 
VOLUME (BOARD FEET). 
Inches. 
7 18 25 30 2g Roee open 
8 29 38 45 Om dete eal 
9 42 53 61 rei Ngee eee 
10 58 | 67 78 IE co ei: 
11 7 | 84 94 LOS oe tae 
12 96 | 100 112 $30 oa ae 
Ea een oe oe 113 130 |i te a a 
(7s eee ee 129 148 172 194 
(ol RR ae atlas ox eet. 166 195 219 
fe eas erm ae 186 219 245 
17 | eee Bane Sere 208 244 275 
Bese ee a Se a oie 272 305 
“BC 9 a a ees ae Ce 308 343 
er ae ee Are heater eter ya) 346 400 
a Table by T. S. Woolsey, jr., 1903. 
> Cutting to a top diameter limit of 6 inches. 
