File:After earthquake and fire (1906) (14576452280).jpg

Identifier: afterearthquakef00mini (find matches)
Title: After earthquake and fire
Year: 1906 (1900s)
Authors: Mining and scientific press, San Francisco. (from old catalog)
Subjects: San Francisco Earthquake and Fire, Calif., 1906
Publisher: San Francisco, Mining and scientific press
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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iably there is a series of shocks, of which the first is themost violent. The causes which in past ages have built up mountains andformed valleys, are still at work in exactly the same mannerand will continue, as they have, since the dawn of creation,and the recognition of an earthquake line, merely means thatgeologists have discovered another mountain range in processof formation. The San Francisco earthquake line approaches the Statefrom the northwest, coming from beneath the Pacific, reaching EARTHQUAKE LINES. 89 the mainland near Point Arenas, in Mendocino county, andfollows down the coast; it has probably influenced the shapeof the shore in that vicinity. It enters Tomales bay, in Marincounty, and following that shallow sheet of water to its head,crosses a low divide to the head of Bolinas bay. The depres-sions occupied by these two bays are undoubtedly due to thefault-fissures. From the mouth of Bolinas bay the line ex-tends out southeasterly into the Pacific again, reaching the
Text Appearing After Image:
The Fairmont Hotel and Nob Hill. coast near Mussel Rock, in San Mateo county, several milesbelow the Cliff House, and passing inland through Lake SanAndreas, Crystal Lake and southeastward through Los Gatos,Loma Prieta, near Santa Cruz, Pajaro, San Juan, lower SanBenito valley, Peach Tree valley, Stone Canyon, Chalomevalley, Carrisa valley, west of Sunset six or seven miles,through the west fork of San Emedio canyon, crossing intothe Mohave desert west of Lancaster, in Los Angeles county, 90 AFTER EARTHQUAKE AND FIRE. and continuing in a generally southeasterly direction towardthe Gulf of California. Throughout this entire distance of nearly 600 miles thisline of movement may be plainly traced by a succession ofvalleys, lakes and landslips. In several places the fault-throwexceeds 2,000 feet by measurement. It is thought that thefissure has an easterly dip and that the hanging-wall side issinking relatively to the foot-wall or westerly side; it is anormal fault. The fissure in Marin c

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