NO. 



SMITHSONIAN EXPLORATIONS, I913 



'^''■- 33- — Mountain nu-acldw in tlie high Sierra, cmc i>f the sources of tlie 

 Truckee River. Photograph by .Snyder. 



Fir,. 34. — Truckee River, outlet of Lake Tahoe, CaHfornia. 

 Photograph liy Snyder. 



