INDEX 551 
Roading, 245, 246, 248. 
lloads, dunnage, 317*, 318. 
fore-and-aft pole, 268, 268*. 
motor truck, 200. 
pole, 278. 
pullboat, 234, 234*. 
rail, 278. 
skid, 148, 249. 
skipper, 147, 148*. 
sled, 164, 164*, 165. 
stringer rail, 281. 
tractor, resistance on, 211, 212. 
wagon, 193. 
Rock, blasting, 304. 
classifii'ation of, 296. 
excavation of, 304. 
Rocky Mountain region, forest area, 3. 
saw timber, stand, area, 4. 
volume, 4. 
Rod locomotives, 341. 
Rolling stock, logging railroad, 341. 
Rollways for unloading log cars, 372, 373*. 
Rossing, 116. 
Rut cutter, 172, 172*. 
S 
Sack boom, 420. 
Safety laws, logging, 58. 
Sampson or kilhig, 93, 93'' 
Sanitation, camp, 75, 80. 
Saw, blade of, 84, 85*, 89*. 
felling timber with, 106. 
fitting, 86, 88. 
tools, 86. 
gauge of, 84. 
handles for, 84, 84*. 
length, 84. 
life of, 89. 
rakers, 85, 87. 
set, 87. 
teeth, 85, 85*, 89*. 
Scotch, log slide, 274, 274*. 
Scrapers, drag, 301, 303. 
Self-loading dam, .391, .393*. 
Shay locomotive, 345, 345*. 
Sheep-shank boom, 400. 
Shovels, movement of earth with, 298. 
steam, 303. 
Skeleton cars, 354, 355*. 
Skid roads, 148, 249. 
Skidding, bonus for, 43. 
cableway, 34, 214, 215*, 217*, 218*, 219*, 220*, 224*, 225*. 
Colorado, 28. 
crews, 153. 
cypress, 33. 
double trees for, 149. 
grabs for, 150, 151*. 
J-hook for, 151, 151*. 
labor required for, 54. 
