f 



138 GUIDEBOOK OF THE WESTERN UNITED STATES 



Plate XY, A, Table Eock, at entrance to Rogtio River valley, Oreg. ; B, Oregon 



Page. 



Caves, southwest of Grants Pass, Oreg 49 



XVI, Pear and apple orchards in Rogue River valley, Oreg , 52 



XVII. A, Mount ilazama restored; B, Wizard Island, Crater Lake, Oreg. 53 



XVIII. Southeast rim of Crater Lake, Oreg., from Wizard Island "54 



Summit of the Cascade Range 55 



A, Sugar Loaf, near west base of Mount Shasta, Cal.; B, Moss Brae 



62 



Falls, near Shasta Springs. Cal 

 Mount Shasta, from Sisson, CaL. 



63 



XXII. Emption of Lassen Peak,, Tal., at 12.30 p. m. August 22, 1914 72 



XXIII. New crater of Lassen Peak, Cal., after 25 eruptions within the old 



crater, August 17, 1914 



73 



XXIV. A, Sinks of Sui?un Flats, Cal.; B, View along shore of San Pablo 



Bay near Oleum, Cal , - 78 



XXV. A J La Brea wing of the Museum of History, Science, and Art at 



Los Angeles, Cal.; B, Fossil bones in asphalt deposit of Rancho 



92 



La Brea, near Los Angeles, Cal 

 XXVI. Summerland oil field, Cal 



108 



XXVI I. Sculptured cliffs along Coast Line near Santa Barbara, Cal 109 



XXVIII. Lighthouse at Point Conception, Cal 118 



r' 



A, Alluvial flat and terrace of Salinas River near Bradley, Cal. ; B, 



Mission of San Carlos de Monterey, founded in 1770 119 



X. The Pinnacles, 12 miles northeast of Solcdad, Cal . 124 



Big trees {Sequoia semperiirens) at Santa Cruz, Cal 125 



126 



. Santa Clara Valley near Gilroy, Cal 



XXXIII. A, The arches, Stanford University, CaL; B, Furrow a mile north- 

 west of Oleraa, Cal., made by movement that caused the earth- 

 quake of April, 1906 



127 



FIGURES. 



Page. 



FiGtiHE 1, Map of North America showing the area covered by the Pleistocene 



ice sheet at its maximum extension and the three main centers of 



ice accumulation 11 



2. Generalized section of White River valley at Kent, Wash 15 



3. Section of bluff 2 miles north of station at Tacoma, Wash 18 



4. Section of deep cut of Northern Pacific Railway across Portland 



Peninsula, between Vancouver, Wash., and Portland, Oreg 29 



5. East- west section of Willamette Valley at Portland, Oreg _ . . 29 



6. Section of east bluff at Oregon City, Oreg. 33 



7. Generalized section of Umpqua River valley in Coast Range, Oreg. - 40 



8. Sketch of a ginkgo leaf from the Jui'assic beds of Oregon 45 



9. Section of Rogue River valley near Phoenix, Oreg 51 



10. Tree zones of Mount Shasta, Cal 62 



11. Section of canyon of Sacramento Pdver just below Delta, Cal 65 



12. Earthquake effects at Skinner's ranch, near Olema, Cal 90 



93 



13. Map showing the oil fields of California 



14. Generalized cross section from the Pacific Ocean to Rincon Moun- 



tain, Cal 



105 



15. Section from Palo Alto, Cal., to the summit of the Santa Cruz Range . 128 



