3nUt 



Spruce, Colorado blue or silver, 207, 

 208. 



Spruce, Douglas, or Douglas fir, 188, 

 189, 203, 204 ; a large stump, 249. 



Spruce, Engelmann, 188, 189, 208, 241, 

 249 ; the story of a forest of, 250- 

 252. 



Squirrel, Douglas, 242 ; as a nursery- 

 man, 34, 35 ; and the old pine, 35, 

 47 ; character of, 79 ; cutting off and 

 storing cones, 102-104. 



Thrush, Audubon's hermit, 152, 154. 

 Timber-line, 104-107, 208, 209. 



Trap Creek, 94, 95. 



Trees, of the Rocky Mountains, 199- 

 211, 236. See also individual spe- 

 cies. 



Turret-Top, 245. 



Uncompahgre National Forest, 244. 

 Uncompahgre Peak, 244. 

 Uncompahgre region, wonders of the, 

 244-256. 



Wind, 253. 



Wolves, an adventure with, 71-75. 



Woodpecker, Texas, 39, 40. 



