INDEX 353 



Pike's Peak, 21, 26, 31, 38, 66, 71, 73, 83, 103, 104, 110, 129, 134, 

 146, 152, 159, 224, 239, 250, 252, 262, 281. 



ascent of, 47, 56-58. 



descent of, 49-56, 58-79. 



summit, 47-49, 58, 59, 60. 



Pipit, American, 27, 49-52, 125, 239, 244, 254, 262. 

 Ptarmigan, white-tailed, 60, 248. 

 Pueblo, 117, 183. 



RAVEN, 25, 53, 125. 



Red Cliff, 38, 40, 109, 117, 120, 183. 



Redstart, 184. 



Rexford, Eben E., 192. 



Ridgway, Robert, 24, 94, 136, 285, 303. 



Roberts, Charles G. D., 69. 



Robin, eastern, 32, 73, 95, 127, 205, 206. 



western, 22, 24, 31, 32, 55, 68, 70, 72, 73, 106, 121, 127, 129, 



151, 192, 199, 200, 205-207, 210, 216, 231, 253, 270, 290. 

 Royal Gorge, 43, 117, 122. 



SANDPIPER, spotted, 51, 73, 163, 204, 271. 

 Sapsucker, red-naped, 211, 212. 



Williamson's, 75-79, 160, 161. 

 Seton, Ernest Thompson, 194, 229, 272. 

 Seven Lakes, 55, 61, 70, 71, 72, 104, 146. 

 Shrike, white-rumped, 98. 

 Silver Plume, 183, 207, 216, 224, 226. 

 Siskin, pine, 128, 200, 202, 203, 210, 216, 231, 261. 

 Skylark, European, 87. 



Solitaire, Townsend's, 261, 270, 290, 298-303. 

 South Park, 131, 206, 250, 259, 263-278. 

 Sparrow, 25. 



Brewer's, 186. 



chipping, western, 24, 130, 215, 216, 259. 



clay-colored, 128, 203. 



English, 127, 181-183. 



lark, western, 24, 192. 



Lincoln's, 70, 71, 73, 99, 106, 134, 187, 200, 278. 



mountain song, 126, 133-135, 193, 278, 290. 

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