3tiW 



Tyndall, John, 18. 

 Tyndall Glacier, 338. 



Wasp, battle with a beetle, III. 



Weasels, above timber-line, lit, 

 112; and chipmunk, 285. 



Wild Basin, 338, 341; descrip- 

 tion, 350. _ 



Willow, arctic, 61. 



Willow, propagation, 215. 



Wolves, 266, 268. 



Woodchuck, above timber-line, 



109. 

 Woodpeckers, 273. 



Yarding, 262-265. 

 Yellowstone National Park, es- 

 tablishment of, 329. 



Zones, life, 305, 306. 



