562 INDEX 



Forest, Minnesota National, brush burning in, 28. 

 Pilce National, stand of timber in, 17. 

 Sopris National, stand of timber in, 17. 

 Tongass National, 17. 

 Forest area, 3. 

 Forest fires, 25. 

 Forest labor, 47. 

 Forest protection, 25, 469. 



Forest regions, natural, of the United States, 3, illustration, frontispiece. 

 Forest types, 3. 

 Forests, National, log rule used in, no. 



logging in Colorado, 421. 

 merchantable timber in, 4, 545. 



rule for measuring length of long logs when scaling in, 120. 

 rule regulating stump heights in, 95. 

 stumpage values in, 6, 8, 14, 16, 17. 

 private, merchantable timber in, 4, 545. 

 Forest Service, United States, 26, 27, 122. 

 Forked trees, waste in log-making, loi. 



Forster, G. R., on transport of forest products, 229, 241, 469, 475. 

 Foster, H. D., on the chestnut oak in the Appalachians, 23. 

 Foster, J. H., on forest conditions in Louisiana, 472. 

 Fox, William F., on lumbering in New York, 471. 

 Fraxinus americana, 22. 

 Fraxinus nigra, 22. 

 Frog for a logging railroad, 290. 

 Frothingham, E. H., on the aspens, 472. 



on the Douglas iir, 23. 



on second-growth hardwoods in Connecticut, 41S, 471. 

 Fuel, coal, 193, 194, 313, 314- 



cost, southern pine region, 429. 

 for logging locomotives, 312-314. 

 a pullboat, 213. 



traction engine, 193 - 195. 

 yarding engine, 217. 

 wood, 193, 194, 213, 312, 314. 

 Fuel oil, 34, 195, 217, 313, 314. 

 Fungi, damage to timber by, 88. 

 Fuse, electric, for firing dynamite, 274. 



Gap, sorting, 365, 379._ 



Gate, sluice, for a logging dam, 354. 



barn-door, 358. 

 bear-trap, 354. 

 half-moon, 357. 

 lift. 354- 



needle or bracket, 357. 

 Gates, log flumes, 412. 

 Gauge, inclines, 301. 



narrow-, 246, 247, 249. 

 railroad, choice of, 249. 

 sled, 157, 159, 17s, 

 standard-, 250. 

 Gayer, Karl, on forest utilization, 76, 229, 241, 469, 470, 475. 

 Geared locomotives, 305. 



advantages of, 305. 

 center-shaft, 306. 

 Climax, 306. 

 hauling ability of, 312. 

 Heisler, 306, 307, 321. 



