srHMKCKEiuEK.] I'OWKLL, AND WHP:ELEU SURVEYS. 135 



Map, geologic, of Colorado, Purgatory River rcuioii W, iii, Suii|>, pncket 



of Colorado, Rio Grande region \V, in, Supp, jxH^ket 



Rocky Mountains in Wyoming and K, Atlas 



showing orograpliic disturl)an('('s K, r, p 760 



San Miguel Plateau H, Aim 10, p 165 



showing general orographic features II, Ann 9, p 242 



south-central, ))ortion of New Mexico and 11, Atlas, sheet xvi 



soutliwestern jjortions of New Mexico, Arizona, Utah, and H, Atlas, 



sheet XV 



Spanish Peaks region If, Ann 0, p 132 



Trinidad region II, Ann 9, p 196 



Unaweep Canyon H, Ann 9, p 58 



Weeminuche glacier II, Ann 9, p 216 



western part of Utah and H, Atlas, sheet xiv 



(See, also, p 63 of this bulletin.) 



of Dakota and Nebraska H, Unci 1, at end 



of Fortieth Parallel area, Archean and granitic exposures K, i, p 126 



Archean, granitic, and Paleozoic rocks K, i, p 248 



Mesozoic and pre-Mesozoic rocks K, i, p 356 



Tertiary rocks K, i, p 458 



volcanic rocks K, i, p 676 



of Idaho, portions of Utah, Wyoming, and H, Ann 12, map case 



Snake River, sources of. (See p 36 of this bulletin. ) 

 of Montana, Gallatin, Madison, and Yellowstone basins. (Seep 36 of this bulletin. ) 



of Nebraska and Dakota H, Unci 1, at end 



of Nevada, Lake Bonneville. (See p 65 of this bulletin. ) 



Lake Lahontan K, i, p 528 



Toyabe Mountains K, iii. Atlas, j)] xiii 



Washoe mining district K, iii, Atlas, pi ii 



"White Pine district K, in. Atlas, pi xiv 



(See, also, p 63 of this Imlletin. ) 



of Nevada Basin K, Atlas 



of Nevada Desert, showing orographic disturbances K, i, p 760 



of Nevada Plateau K , Atlas 



showing orographic disturbances K, i, p 760 



of New Mexico, Canadian River and Cimarron Range, vicinity of AV, iir, 



Supp, pocket 



Canadian and Mora rivers, vicinity of . . . i. W, iii, Supp, pocket 



Galisteo Creek region W, iii, Supp, pocket 



northern portion of Colorado and H, Atlas, sheet xvi 



northwestern portions of Colorado, Utah, Arizona, and. . .H, Atlas, sheet xv 



Rio Grande, upper region of W, in, Supp, jiocket 



Taos Valley and Upper Pecos region W, in, Supp, i)ocket 



Zuni Range, vicinity of W, 1 1 1, p 561 



(See, also, p 63 of this bulletin.) 



of Soutli Dakota, Black Hills BII, Atlas 



of Utah, Book Cliffs and Grand River Valley H, Ann 10, p 176 



eastern part of Colorado and H, Atlas, sheet xiv 



Henry IVIountains IIM, at end 



high plateaus HP, Atlas 



Lake Bonneville K, i, p 528; see, also, p 65 of this bulletin 



northeastern, northwestern Colorado and H, Atlas, sheet xr 



portions of Colorado, New Mexico, Arizona, and II, Atlas, sheet xv 



of Idaho, Wyoming, and II, Ann 12, map case 



