530 INDEX. 



Pago. 



Pleasant Valley 30 



Pliocene deposits 56 



Pools on Gardiner's Eiver „ 66, 70 



PortNeuf Cauou 24 



Eiver 22,24 



Valley 23 



Promontory Mountain 20 



Pryor's Fork 54 



Eaudolpli, town of 158 



Eed Bluff Lode 172 



Eed Mountain rsi 



Eed Eock Creek 32 



Pass 22 



Valley 32 



Eeport of Dr. F. V. Hayden - 13 



Dr.A. C. Peale 165 



Eiver, Gardiner's 63,73,174 



Bear 21 



Beaver Head 143 



Fire Hole 113,122,185 



Gallatin 44 



HellEoaring 77 



PortNeuf , 22,24 



Yellowstone - 49,51,53 



Upper 132 



Eiverside geyser 113 



Eobbers' Eoost 24 



Eocks, catalogue of 201 



Geological character of, in Southern Montana 49 



of Cache Vall^ey 167 



Ogden Canon 166 



Pleasant Valley 170 



Wildcat Canon 170 



Eocky Mountain Coal and Iron Company. _, 194 



divide 31,33 



geology of 146 



Eoseljud Creek 51, 54 



Koss's Fork , 25 



Eound Valley 21 



Eyau's Station 144 



Sage Creek 145,158 



Salmon Eiver Eange 28,31 



Salses -. 181 



Salt from Idaho, analyses of 161 



Salt Lake 18 



Valley 19 



siirings 190 



works, Idaho Territory 161 



Shields Eiver 52 



Silica, various forms of 121 



Silver Star 143 



Silurian coral ." 15 



Smithfield, town of 20 



Snake Eiver 25,28 



Basin 23,25,30,150,169 



sources of 132 



Snowy mountains 54 



Eange 53 



Soda Creek 153 



Soda springs, analyses of .- 159 



Bear Eiver - 151 



description of 193 



Colorado 159 



Spring Canon 46 



Creek ., 157 



Springs, Bear Eiver 152 



hot, (see Hot Springs.) 



