INDEX 



453 



Export lumber and timbers, amount, 1 1 

 — staves, countries of destination of, 164 

 Exports of box shooks, 260 



tight staves, 164 



turpentine and rosin, 169 



Extract, chestnut, 73 



— , recovered, for tanning, 65 



Extraction process in distillation, 230 



Farmer, J. B., on rubber, 413 

 Factories, acid — see distillation, hardwood 

 Factors, converting, 14, 15, 16, 17 

 — determining yields from hardwood dis- 

 tillation, 217 

 ■ — influencing the volume of solid wood per 



cord, 344 

 Federal Internal Revenue act, influence of, 



on hardwood distillation products, 189 

 Felling poles, 313 

 Fence posts, wastage, 5 

 Fernow, B. E., on strength of boxed timber, 

 etc., 187 



— , , on use of wood, i 



Ferrari, Egidio, on charcoal making, 244, 247 

 Fir, alpine, fuel value, 342 



, balsam, amount for boxes, 251 



■ for pulp, 19, 25, 26, 27, 29, 31, 38, 47 

 , lumber cut, 8 

 ■, — value, 10 

 — , used for paper pulp, 25, 26 

 Fir, Douglas, amount for boxes, 251 

 -, boiling for veneers, 97 

 , — , cross ties, amount, 267 



-, excelsior, 426 

 , — , for distillation, 227 

 -, for pulp, 21, 29, 47 

 -, fuel value, 342 

 -, lumber production, 3, 4, 8, 9 

 -, — value, 10 

 , — , poles, 302 



-, — , amount, 303 

 -, — , durability, 320 

 , — , standing timber, 4 

 -, ties, durability, 293 

 -, used for tight cooperage, 146 

 , — , veneers, use, 106 

 , noble, amount for boxes, 251 

 , red, amount for boxes, 251 

 used in mines, 332 

 , western, standing timber, 4 

 , white, amount for boxes, 251 



Fir, white, for pulp, 26, 27, 29, 38 

 — , — , fuel value, 342 

 — , — , lumber cut, 8 

 — , — , — value, 10 



Fisher, W. R., on heating power of wood, 350 

 Florida, box lumber consumption, 252 

 — , importance of, in naval stores, 167, 168 

 — , lumber cut, 7 

 — , wood fuel used, 339 

 Fluming ties, illustration of, 285 

 Food Administration, U. S., box, specifica- 

 tions, 254 

 Foreign tanning materials, 60 

 Forest cork, illustration of, 434 



— of Italian beech, illustration of, 243 



— products laboratory, 420 



, box tests at, 255 



, wastage in products of, 12 



— resources, by regions and species, 4 



— Service, U. S. photographs by, 34, 42, 44, 



52, 103, 125, 144, 151, IS3, IS4, 15s, 

 157, 166, 170, 171, 173, 174, 176, 178, 

 179, 228, 237, 242, 265, 268, 281, 283, 

 28s, 302, 315, 318, 322, 324, 327, 328, 

 341, 346, 347, 349, 371, 375, 37/, 386, 

 389. 393, 427, 430 



Forestry, ancient practice of, i 



Forests, American increment in, 5 



— , area of original and present, 2 



— , cork, acreage, 433 



— , original and present area and stand of, 2 



— , used for tanning, 60, 61, 62 



— , utilitarian value of, i, 2 



Forms of cross ties, 264 



tie piles, 290 



Foster, H. D., table on yield of chestnut oak 

 bark from, 73 



Fourdrinier wire, 21 



, description of, 54, 55, 56 



, development of, 21 



, illustration of, 54 



Fox, Walter, on rubber, 413 



France, charcoal used in, 235 



— , first paper mill in, 20 



— , naval stores industry in, 185 



— , per capita consumption in, 6 



French, E. H., on hardwood distillation, 223 



— foot, equivalent, 17 



— methods of naval stores collection, 185 

 Frothingham, E. H., on hardwoods in Con- 

 necticut, 348, 350 



— , , on sizes of poles, 311, 312 



