526 INDEX 



PAGE 



Calcasieu log rule 36 



Calciilation of true frustum form factor 221 



of volumes of frustums 221 



California log rule 75 



Caliper scale 97 



definition 23 



Calipers, description and method of use 227 



Canada, Dominion forestry' branch, log rule 73 



Canadian log rules 76 



Carey log rule 66 



Cat faces 115 



Cedar, western red, poles 469 



white, poles 467 



Center rot 108 



Chain, imit of measurement, definition 6 



Champlain log rule 65 



Chandler, B. A 220 



Chapin log rule 85 



Character and utility of frustum form factors 219 



of crown tree for volume tables 157 



of growth per cent 318 



Chart of growth studies 328 



Check estimating 308 



Checking the accuracy of volume tables 189 



Check scaling 117 



Checks, heart 112 



surface 115 



Chestnut oak, height growth, Milford, Pa., Table LVII 371 



volume growth, cubic. Table LVIII 376 



poles, minimum circumference. Table LXXII 472 



Choice of a board-foot log rule for a imiversal standard 84 



system for timber estimating with relation to accuracy of results. . . . 261 



of units in timber estimating 140 



Christen hjTisometer 243 



Circular plots, sizes. Table XLII 286 



Classification and averaging of tree volumes according to diameter and height 



classes 163 



of tree, measurements required in volume tables 156 



of trees by diameter 151 



height in volume tables 151 



Clement's log rule 66 



CHck's log rule 66 



Clinometer, Abney 239 



Codominant tree, definition 158 



Columbia River Log ScaUng and Grading Bureau log grades 460 



Combination log rules 76 



volume tables for two or more products 193 



Common grades of lumber 457 



Comparison of gro\vth for diameter classes 360 



of log rules based on cubic contents, Table II 37 



