CONTENTS. 7 
Page 
Special instruments useful toa woodsman...............-- 95 
el eR re pane ee sl ee ci. tee eteee 96 
Instruments for measuring heights..........-.-.......-. 98 
Pash ane et Het, MACASITSE 6 2 eS 99 
Forest Service standard hypsometer.-.....-.-----.---- 101 
Surveyor’s hand leve! and clinometer...............-- 103 
Diameter measurement calipers. -.--.-....-.-----..----.- 106 
Ee ee ee ee 108. 
MPMMACE A Hee COUMNECE.... 2222252 22 ese Ss fe eae ee ae 109: 
“SELES SST 27 SA TL an ed ee ee a Se 109: 
ecreloranerecmictit, POECES. 64250... oo seen cos fas See 110 
APPENDIX. 
imbeesble ice eee ee i ee ee ae eek 113 
Ete NEES CECON 2 ee ts oto ee 113 
Aspen or popple, cubic feet, peeled pulp wood (Tablel).. 113 
Beech, board feet, saw cut, and grades (Table 2)....... 114 
Birch, paper, cubic feet, used length (Table 3)......... 115 
Birch, paper, board feet, saw cut (Table 4)............. 116 
Birch, yellow, board feet, saw cut and grades(Table 5). 117 
Hemlock, board feet, saw cut (Table 6)................. 118 
Maple, sugar, board feet, saw cut, and grades table (Table 
FRE ae RE eS ete 28 eee geet SE Me FF 119 
Oak, red, board feet, saw cut (Table 8)................ 120 
Oak, white, cubic feet, second-growth cord wood (Table 
Strebel Seo FE eee Mian ere oe ee, Nes 121 
Pine, red, board feet, under 130 years (Table 10)....... 122 
Pine, red, board feet, over 200 years (Table 11)......-. 123 
Pine, white, board feet, saw cut (Table 12)............ 124 
Pine, white, board feet, Scribner Rule (Table 13)...... 125 
Spruce, cubic feet, pulp wood (Table 14) .-.........-- 126 
Spruce, board feet, New Hampshire Rule (Table 15)... 127 
Pemeuces eubiraae Man ITCCS_.. = _. . - - - 22.22 ee ---2 +--+: - 428 
Chestnut, board feet, Doyle-Scribner Rule (Table 16).. 128 
Chestnut, cubic feet, extract wood (Table 17). .....--- 139 
Hemlock, board feet, Doyle-Scribner Rule (Table 18).. 130 
Hemlock, volume of bark in cords (Table 19).......-.-- 131 
Hickories, volume used in cubic feet (Table 20). .-..-.-.- 132 
Hickories, per cent of bark and sapwood (Table 21).... 133 
