O EARTHQUAKES ON THE PACIFIC COAST 



II. 



Shock recorded by several seismographs of difEerent patterns; 

 reported by a small number of persons who are at rest. A very 

 light shock. 



III. 



Shock reported by a number of persons at rest; duration or direc- 

 tion noted. A shock; a light shock. 



IV. 



Shock reported by persons in motion; shaking of movable objects, 

 doors and windows, cracking of ceilings. Moderate: sometimes 

 strong ; sharp ; tight. 



V. 



Shock felt generally by every one; furniture shaken, some bells 

 rung, some clocks stop. Smart; strong; heavy; severe; sharp: quite 

 violent; some sleepers waked. 



VI. 



General awakening of sleepers; general ringing of bells; swinging 

 of chandeliers; stopping of clocks; visible swaying of trees; some 

 persons run out of buildings; windoiv-glass broken. Severe; very 

 severe; violent. 



I VII. 



Overturning of loose objects; fall of plaster; striking of church 

 bells; general fright, without damage to buildings; nausea. Vio- 

 lent; very violent. 



VIII. 



Fall of chimneys; cracks in the walls of buildings. 



IX. 



Partial or total destruction of some buildings. 



Great disasters; overturning of rocks; fissures in the surface of 

 the earth; mountain slides. 



The Lick Observatory will be glad to receive corrections or addi- 

 tions to the list of shocks catalogued. 



