INDEX 569 



Locomotive, light geared, for a stringer road, 247. 

 Mallet articulated, 304. 

 resistance, frictional, 311. 



to gravity, 310. 

 rod, 304. 

 saddle-tank, 304. 

 tractive force of a, 309. 

 water for a, 314. 

 weight of, for logging, 304. 

 Locomotives, number required on a logging operation, 319-321. 

 Log barge, 392. 

 Log brands, 370-372. 

 Log carriers, 358. 

 Log cars, loading, 322. 



unloading, 332. 

 Log carts, 180. 

 Log decking, crew for, 141. 



equipment for, 141. 

 methods, 141. 

 Log defects, cat-face, 124. 



checks and seams, 125. 

 circular shake, 123. 

 crook, or sweep, 125. 

 crotches, 125. 

 pin-dote, 124. 

 pin holes, rafting, 125. 

 punk knots, 124. 

 rot, butt, 124. 



rot, uniform center or circular, 121. 

 sap, rotten, 125. 

 sap, stained, 125. 

 seams, 125. 

 sweep, 125. 

 Log drivers, 374, 375, illustration, 376. 



Log dump, for unloading log cars, 334, 432, illustrations, 335, 337. 

 Log grades, 125, 525. 

 Log grading rules, Douglas fir, 527. 



hardwood, 525. 

 Log haulers, steam, 172, 425, 427. 



capacity of, 176, 177. 

 character of, 173. 

 cost of, 174. 

 fuel for, 174. 

 illustration, 173. 

 operation, 176. 

 roads for, 174. 



sleds for, 175, illustration, 175. 

 speed of, 1 74. 

 Log, key, 374. 



Log lengths, 97, 119, 424, 426, 428, 432. 

 Log loaders, power, 322, illustrations, 324-327. 

 Log-making, bole, extent of utilization, 95. 

 Colorado, 421, 423,. 

 cutting logs for quality, 103. 

 cypress, 430. 

 equipment for, 100. 

 kerosene, use of, 86. 

 log lengths, 97, 119, 424, 426, 428, 432. 

 Lake States, 426. 

 measuring sticks used in, 84. 



