GENERAL INDEX. 



A. 



Page. 



Alkali lands -,. 260 



Alluvium of Nebraska '. 256 



Amphitbeatre Mountain 70 



Analyses of coal 175, 176, 177 



Loess deposits 246 



Missouri Eiver sediment 252 



soils of Nebraska 258,261 



Ancient lake-basins of tbe West 47 



ruins in Southwestern Colorado 369 



Andrew,Prof. E. B. .' 279 



Animas Caiion 486 



City 486 



Forks 229 



Park 219,476,486 



Eiver 206,369 



fall of, from divide to lower end of Animas Park 446 



Antelope Park 199 



Anthracite coal 67, 176, 177 



Creek 98,99,138,176 



Arastra Gulch 230,466 



Archaean rocks of Eagle Eiver 106 



Grand Eiver 107 



Gunnison Eiver 107 



Arkansas marls 52 



Eiver 47,48 



morainal deposits 47 



Ascent of Mount Snefifels , 479 



Aspen Creek 66,69 



Aughey, Samuel, Ph. D., report on superficial deposits of Nebraska 243 



Avalanche Creek 62 



Aztec Springs 377 



ruins 378 



B. 



Bad lands of Nebraska 261 



Baker's Park 206,230,464 



rectangle 493 



Basalt 163,198 



Basaltic areas 178 



Bear Creek 206,217,477 



Pass 477 



Eiver group 144, 145, 154 



Bellevue Mountain 419 , 



Big Casino lode 236 



Bitter Creek series 145 



Black Butte 291 



Blue Creek 97 



Eiver 85 



Bluff countrv 193 



Bradley, F. H 141,112 



Breccia 156 



trachy tic 200 



Bridger group 140, 149, 156 ' 



Bristol Head 206,469 



497 



