— 
U. S. PACIFIC RAIL ۸ EXPLORATIONS & SURVEYS 
WAR DEPARTMENT, 
GEOLOGICAL SECTION 
OF THE 
BERNARDINO SIERRA 
Explored by Lieut. R. S. WILLIAMSON, U. S. Top. Eng? in 1853 
FROM THE GREAT BASIN TO THE PACIFIC OCEAN ar SAN. P 
Red coarse grained granite 
Prepared in the Office of Pacific Rail Road Explorations & Surveys 
ar Department. 
William P. Blake. 
L4 
E 
VERTICAL SCALE. me: ۰ P4 
کت سس سر‎ | A £ 1 1 تست‎ Bf e E تا‎ “ " 
295 3 1068 2008 3000 4000 $905 5000 7000 5000 9090 10000 4000 FEET i 
—— — ee —— TN HORIZONTAL SCALE. A A aes وت‎ 1 
۳ 3: 2, II CERO 1 2 
Metamorphic 
Trend XK 30E Dip." 
at 
M ——— M" 
A 
ws و اس تب اد هر‎ nn 
te 
Äurößrens was slate with quart; veins 
na Trend E & W Dp X 7 
Santa Clara River, Rancho San Francis 
sion 
San Fernando 
les Plain 
| 
۲ 
An 
Strata of Sandstone & (days, uplifted 
Cahueng o Rancho 
Los 
