41 



Cascade Range, geologic age — Becker, 8. 



Coast Range, geologic age — Becker, 8. 



Crater Lake and head of Willamette — Dutton, 127. 



Crater Lake — Dutton, 125. 



Crater Lake, Rogue River, Willamette and McKenzie River Valleys — 



Dutton, 124. 

 Crater Lake — Diller, 99; Bonney, 17a. 



Crater Lake — Interior Department United States, 1912; Diller, 99a. 

 Coos Bay folio— Diller, 105. 

 Elevations — Gannett, 144. 



Exploration from 1804 to 1806, Lewis and Clark, 28a. 

 Explorations during 1838 — Wilkes, 325. 

 Explorations — Parker, 245. 



Exploration and surveys — Pacific Railroad Report 241. 

 Explorations and survej's for a railroad from Mississippi River to Pacific 



Ocean — American Journal of Science, 1. 

 Forest physiography — Bowman, 17b. 

 Geographical sketch of Oregon — Kelly, 166. 

 Glaciers — Reid, 253; King, 169a. 

 Glaciers — Russell, 258. 

 History of Crater Lake — Gorman, 150a. 

 Inter-stream erosion — Hershey, 155b. 

 Klamath mountain section — Diller, 107. 

 Klamath Mountains — Diller, 100. 



Klamath Mountains, physiographic features — Anderson, 3. 

 Lake basins — Marsh, 207. 

 Lakes of Great Basin — Call and Gilbert, 21. 

 Lakes of North America — Russell, 263d. 

 Mountains of Oregon — Steel, 286. 

 Mt. Hood— Hague, 151; Reid, 253, 253a, 253b. 

 Mt. Hood— Wood, 328. 

 Mt. Thielson— Diller, 90. 

 Northern part of Great Basin — Biddle, 12. 

 Nampa folio — Lindgren and Drake, 196. 

 Oscillations of California Coast — Fairbanks, 138. 

 Phenomenal land slide — Clark, 24a. 

 Physical geography — Diller, 106. 

 Physical geography — Diller, 97. 



Physical geography, description of Coast line — Dana, 84. 

 Physical features — Chittenden, 24. 



Physiographic features of South Central Oregon — Waring, 309a. 

 Physiographic tj'pes — Gannet, 144a. 

 Place names — Gannet, 144b. 

 Pleasure and health resorts — Chittenden, 24. 

 Port Orford folio— Diller, 108. 

 Prairie mounds — Le Conte, 181. 



Prehistoric Siskiyou Island and marble halls of Oregon — Watson, 315. 

 Report on navigation of upper Columbia River — Symons, 288. 

 Roseburg folio — Diller, 103. 

 Siskiyou Range — Anderson, 3b. 

 Tertiary revolution in topography — Diller, 97. 

 Three Sisters — Fairbanks, 139. 



Topography of Oregon and Washington compared to California — Becker, 7. 

 Topography of Klamath Mountains — Diller, 106. 

 Topography — "Topographic Work in Oregon," 295. 

 Touring in Oregon and Washington — Victor, 300, 301. 

 Trail making — Victor, 302. 



Two islands and what came of them — Condon, 34. 

 Volcanic activity and glaciers of Mt. Hood — Sylvester, 290, 291. 

 Volcanoes — Hague and Iddings, 152; Emmons, 132; Russell, 263b. 

 Geographical sketch of Oregon — Kelley, 166. 



