42 



Geology, Eastern Oregon — Ickes, 161a. 



Geology and water resources of South Central Oregon — Waring, 309. 



Geology and water resources of Harney Basin — Waring, 308. 



Geology and industrial resources of California and Oregon — Tyson, 296. 



Geology and water resources — Russell, 202. 



Geology of Southeastern Oregon — Russell, 201. 



Geological reconnaisance in Southern Oregon — Russell, 257. 



Geological section through John Day — Merriam, J. C, 222. 



Geology, John Day — Merriam, 221. 



Geological map — McCornack, 215. 



Geology and economic geology — Newberry, 230. 



Geological railway guide — ^IacFarlane, 201. 



Geological sketch of Oregon and Washington territory — Becker, 7. 



Geological age of Cascade, Blue Moimtains and Coast Range — Becker, I 



Geological e.xplorations of fortieth parallel — King, 169. 



Geology — Le Conte, 179. 



Geological investigations — Gilbert, 147. 



Geological investigation — Dutton, 126. 



Geological investigation — Dutton, 123. 



Geological reconnaisance — Diller, 98. 



Geological investigation in Oregon — Diller, 94. 



Geological investigation in Oregon — Diller, 92. 



Geology of Northern California — Diller, 91. 



Geology of United States exploration expedition — Dana, 82. 



Geological maps of Oregon corrected — Cope, 50. 



Geological map of Oregon — Willis, 324c. 



Glaciers — Russell, 258. 



Glaciens— Reid, H. F., 253. 



Glaucoplane — Louderback, 199. 



Glaucoplane shist — Washington, 310. 



Gold region of California and Oregon — Blake, 14, 15. 



Gold from Cape Blanco — Blake, 13. 



Gold— Mallory, 203. 



Gold yield per year — Becker, 7. 



Gold mining in Oregon — Barrell, 6d. 



Gold and silver production — Raymond, 249. 



Gold mining in Eastern Oregon — Beadle, 6e. 



Gold — Lindgren, 196. 



Gold and silver production— U. S. G. S. Press Bull. No. 36, 1912, 297b. 



Gold production — Lindgren, 194. 



Gold and silver, Idaho — Lindgren, 191. 



Gold, Blue Mountains — Lindgren, 190. 



Gold and silver — U. S. G. S. publications, 150. 



Grant County — Hill, 155a. 



Grant County — Stafford, 279. 



Guide, miners' and travelers' — Mullan, Capt. J., 229. 



Gypsum — Lindgren, 195. 



Gypsum in Oregon — Yale, 332a. 



H 

 Harney County— Russell, 257; Hill, 155a; Waring, 308; Stafford, 279. 

 Hipi)otheium of North America — Cope, 71. 

 JIil)pi(hnii, new one— Cope, 49. 

 Hood County— Silvester, 290; Wood, 328. 

 Horsetown beds — Stanton, 282. 

 Human impliments — Kemp, 168. 



I 

 Igneous eruptions, Cascade Mountains — Condon, 31. 

 Importation of crude sulphur into Oregon — Pratt, 246a. 

 Invertibrate fossils — White, 322. 

 Iron and steel — U. S. G. S. publications, 161. 



