EARTHQUAKES ON THE PACIFIC COAST 85 



1870. February 4; IV. 



Light shock in S. F., Cal. — Fuchs. 



1870. February 1.3-14; nlgbt; IV. 



Two light shocks in S. F., Cal. — Fuchs. Oakland, Petaluma. — B. Ms. 



1870. February 17; 12b. 12m. 22s. p. m. 



Two smart shocks at San Francisco, Cal. (V).— T. T. Also in Pe- 

 taluma, Sacramento, and San Jose. — Fuchs. Vallejo, Santa Rosa, 

 Santa Cruz, San Eafael. — ^B. Ms. Light shock at Monterey (III? 



IV?).— Fuchs. 



1870. Marcb 4; 



Grass Valley, Cal.— B. Ms. 



1870. Marcb 11; 



Prescott, ? California. — Fuchs. (Arizona??) 



1870. April 2; 11:48 a, m.; VI. 



Smart shock at San Francisco, Cal. — T. T. Six seconds duration. — 

 Fuchs. Pacheco, Contra Costa County. — B. Ms. — Berkeley; light 

 articles overthrown (VI). — John Le Conte. 



1870. April 13; 3:30 a. m. 



Two shocks at S. F., Cal. Perhaps another at 2.30 a. m. — B. Ms. 

 (Possibly the times are wrong. — E. S. H.) 



1870. April 17; 



Cahto, Mendocino County, Cal. — Fuchs. 



1870. April 24; no time given; IV. 



Slight shock, S. F., Cal.— S. F. D. (See April 25. K. S. H.) 



1870. April 25: 10 p. m.; III. 



Light shock in S. F., Cal. — Fuchs. 



1870. April 26; a. m.; III. 



Light shock in S. F., Cal. — Fuchs. 



1870. April ; 



San Bernardino. — B. Ms. 



1870. May 4; 



Grass Valley, Cal.— B. Ms. 



1870. May 8; 



Gilroy.— B. Ms. 



1870. May 12; 



Gilroy.— B. Ms. 



1870. August 6; 11:20 p. m.: V. 



Heavy shock in Ukiah. — Fuchs. 



