viii List of Illustrations 



27. Geologic Map of Portion of Inyo County 92 



28. Brokeoff Mountain, Showing Fault Scarp 100 



29. Chaos Crags, from North Slope Lassen Peak 102 



30. Bumpass Hell, Looking West 103 



31. Rough Surface of Basaltic Lava, Modoc County 105 



32. Creosote Bush, Mojave Desert 107 



33. Stone Date Garden, Near Indio 108 



34. Erosion in Stratified Sandy Loam, Coachella Valley 114 



35. Deeply Dissected Afton Basin, Manix Lake, Mojave 



Desert 119 



36. Cherry Orchard, San Joaquin County 130 



37. Part of 10, 000-acre Fig Orchard, Fresno County 132 



38. Dairy Herds, San Joaquin County 133 



39. Raisin Drying, Fresno County 134 



40. Olive Orchard, Near Bakersfield 136 



41. Black Bottom Lands of Great Central Valley, San 



Joaquin County 139 



42. Thin-bedded Chert and Shale, Berkeley Hills 142 



43. Minutely Folded Radiolarian Chert, Golden Gate 



Park 143 



44. Generalized Cross Section of Fault Blocks, San Fran- 



cisco Bay District 145 



45. Map of San Francisco Bay, Showing Fault Blocks 146 



46. Steeply Tilted Rocks, San Pedro Point 148 



47. Outline Map Showing Great Fault Blocks 150 



48. Outline Map of Western Slope of Berkeley Hills . 151 



49. Muir Woods, Redwood Forest 152 



50. Structural Map of Mount Diablo 157 



51. Summit Region of the Sierra Nevada 161 



52. Cliffs on South Fork Kings River 162 



53. Generalized Diagram of Tilted Sierra Block 169 



54. Idealized Cross Section of Sierra Block 171 



55. Upturned Beds of Slate and Schist, Merced Canyon 173 



56. East Fault Scarp of Inyo Range 179 



57. Sierra Escarpment South of Owens Lake 181 



