528 INDEX 



PAGE 



Cord, standard, definition 7 



versus short cords and long cords 121 



volume tables for 177 



to board-feet, factors for converting 13o 



Cordwood converting factors, basis for 127 



standard 128 



log rules 132 



methods of measurement 123 



rule, Humphrey caliper 132 



weight as a measure of 137 



Correction factors for volume, use of 293 



of average stand per acre 260 



Cost of estimating timber 302 



Count, and average tree in estimating 259 



and partial tally of trees in estimating 259 



Cracks, frost 112 



Crook or sweep, deductions for, Table XVIII 116 



in scaling 116 



waste frbm 51 



Crooked River log rule 35 



Cross sections, abnormal 18 



diameters and areas 17 



Cross ties 474 



volume tables for 191 



Crown class and suppression as affecting height growth 366 



definition 157 



effect on diameter growth 353 



cover, density of 424 



of tree, character for volume tables 157 



space, yield tables based on, for many-aged stands 422 



spread of loblolly pine, Ala., Table LXI 389 



Crowns, areas of 423 



width of, measurement 423 



Cruisers' method, Lake States estimating 283 



methods, Southern estimating 283 



Cuban One Fifth log rule 34 



Cube Rule, Big Sandy 33 



Cubic and board foot contents of logs compared, Table III 41 



contents of cylinders, Table LXXVII 480 



scaled by various log rules, Table II 37 



log rules based directly upon, but expressed in board-feet 34 



on 26 



of logs, measurement 16 



scaled as board feet, by different log rules, comparison . . 36 



of squared timbers, log rules for 33 



of stacked wood, solid 124 



rules of thumb 251 



total, construction of standard volume tables for 154 ' 



weight as a basis of measuring 33 



foot, use of, in log scaling 31 



