154 EAETHQUAKES ON THE PACIFIC COAST 



1890. September 4; Mount Hamilton; 10:06:45 a. m. (E. C. Uolilen). 



" Swung the hanging lamp in my study." — E. S. Holclen. 



1890. September 5; Merced; 3:15 p. m. 



Vibration east and west. 



1890. Calico, September 19. 



A severe shock of earthquake occurred at 12.15 last night. There 

 were vibrations east and west. There was another shock fifteen 

 minutes later. 



1S90. Dasrsett, September 19. 



Two earthquakes were felt here at 12.25 and 12.50 this morning. 

 The vibrations were east and west. No damage was done. 



1890. San Bernardino, September 19. 



A light earthquake shock visited this city a little after 12 o'clock 

 this morning. 



1890. Barstow, California, September 19. 



There was an earthquake at 12.15 this morning, with a rumbling 

 sound. No damage. 



1890. October 3; Healdsburg-; 12:05 p. m. 



" Sharp shock, accompanied by long and distinct rumbling. Vibra- 

 tions north and south." 



1S90. October 8; 3 p. m. 



Point No Point Lighthouse, Washington, slight shock. 



1890. October 39; Mount Hamilton. 



Two distinct shocks. 



First— 8.36.29 a. m. ± 2s., P. S. T. Rossi-Forel, IV to V. 



Second— 8.39.29 a. m. ± 2s., P. S. T. Rossi-Forel, IH. (Prof. 

 Holden.) 



Prof. Barnard reports as follows: " Coming to the observatory, 

 half-way up the plank walk heard two distinct and heavy jars in the 

 frame cottages as if they were falling down. These followed each 

 other by about one or two seconds. Did not feel any sliock. The 

 noise of the shaking of the frame houses could have been heard 

 perhaps an eighth of a mile. Reaching the observatory, another 

 shock occurred; did not feel it; heard a rattling. This was at 

 8.39.35 ± one or two seconds, P. S. T. 



1890. December 4; lione Pine; 9 o'clock p. m. 



Ten distinct shocks felt from 9 to 11. No damage done. 

 " This is the first disturbance at Lone Pine for eight or ten years." 

 — C. Mulholland. 



