The San Francisco earthquake and fire; a brief history of the disaster; a presentation of facts and resulting phenomena, with special reference to the efficiency of building materials, lessons of the disaster (1906)
Himmelwright, Abraham Lincoln Artman, 1865-, Roebling Construction Co · New York, N.Y., The Roebling construction company · leaf 17
k at 8.14 A. ]M. The duration of themain shock is given at from 28 to 40 seconds at different pointsalong the line of the fault. The accom])anying illustration is a record bj^ the seismo-graph of the Chabot Observatory at Oakland, Cal, by Prof Charles Burckhalter. This record is made by atracing… … SEISMOGRAPIIIC RECORD of the earthquakeat the Chahot Observatory, Oakland, Cal., by Prof. CharlesBurckhalter. 14 within a rectanole about I x -■^. Tlic sudden and jarring motion of the earths surfaee can, however, be easilyimagined by the number and jwsition of the hues traced witliin tlie siiort…
Building, Fireproof · Earthquakes · Fires
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