ILLUSTRATIONS. XY e | 
Page. 
Concretion and arch of sandstone 9 
Table hiils near the Merced river 12 
Section of a fossil tree i 12 
Foot hills of the Sierra Nevada. Drawn by Chas. Koppel 13 
Section showing the unconformability of slates and sandstones " 14 
Remnant of a stratum of sandstone. Chas. Koppel 14 
nn at the crossing of the Chowchillas river 16 " 
e hills near Fort Miller. Chas. Koppel 17 
Valley of the San Joaquin at Fort Miller. Chas. Koppel 19 
Elevated plain of basaltic lava 21 
Section of the valley of the San Joaquin at Fort Miller 22 
Terraces on King’s river 25 ^ | 
Crest of the Sierra Nevada from King's river 26 4 
Outliers of ds DI CONDE NE Li oce dd cass in dion Hi ia eel i 29 A 
Section near White creek 30 3 
Valley a tertiary hills 30 E 
Contact of the granite with tertiary strata Si ۱ 
Depot Camp, Ocoya creek 32 | 
Valley of Posuncula river 35 
Fossil stems of plants 36 
Tejon Depot Camp. Chas. Koppel 38 
Inclined strata of sandstone near San Amedio - 45 
Section of sandstone strata 49 
Section near the pass of San Francisquito 56 
Section at the camp, Mojave river 64 
Sandstone strata overlaid by drift i 66 
luff of sandstone, Williamson’s Pass. Chas. Koppel 70 
Graphic syenite, Williamson’s Pass 71 
Prickly pear near San Fernando. Chas. Koppel 74 : 
Mission of San Gabriel 78 e 
Uplifted sandstone, Cajon Pass. Chas Koppel 86 = 
Pointed outcrops of sandstone 87 por 
Rock cut by driving sand : 92 
Section on the east side of San Gorgofio 93 
View from the camp near the desert. iu Koppel 94 
n Gorgofio mountain, from m Wel 96 
ee Colorado desert 102 
Concretions lying in lines on the surface 102 
Outlines presented by the mirage, Colorado desert > 108 
Well in the desert, Alamo Mocho 110 
Valley of the Colorado, from Pilot Knob.... 113 
Chimney Fort Yuma | 114 
+ Section of the Colorado river at Fort Yuma 114 
Section on the bank of the Colorado 115 
Barren mountains west of the desert. Charles Koppel 120 
Faults in strata of sandstone, Carrizo creek 121 
Santa Isabel. Charles Koppel 125 
Valley of San M Charles Koppel 127 
San Diego, from t d 129 
Contorted strata, er Buena island 146 
Section of sandstone and shale, Yerba Buena 146 
Formation of spheroids of aiii yd posit 146 
tion of the strata at the State's prison qu 149 
Dislocation of a bed of sandstone, State's prison quarry 149 
Section of the strata at Navy Point, Benicia 151 
Section from San Francisco to the Pacific 155 
Flexure of the metamorphic strata, New Almaden 156 
Sandstone and shales imbedded in serpentine 158 
Deposition of oxide of iron by percolation x 168 
Fossil shark’s teeth, Ocoya creek 171 
Tooth of the mammoth - 186 
Segregation in granite wig cuin À 200 
