CONTEXTS 



Page 



Up and Down the Heights Ij) 



Introduction to Some Species 31 



Bald Peaks and Green Vales 47 



Birds of the Arid Plain 83 



A Pretty Hummer 103 



Over the Divide and Back 117 



A Rocky Mountain Lake 139 



A Bird Miscellany 14-() 



Plains and Foothills . , , 177 



Rambles about Georgetown lf)7 



Ho ! FOR Gray's Peak ! 223 



Pleasant Outings 259 



A Notable Quartette 285 



Check-List of Colorado Birds 307 



Index SM) 



