58 SMITHSONIAN MISCELLANEOUS COLLECTIONS 



San Francisco; 11:52 p. m.— A. G. McAclie. 



Berkeley; 11:51:07 p. m., 11:51:45 p. m. — A. O. Leuschner. 



Campbell, Mills College, Napa. 



Ferndale; 9:40 p. m. Very slight shock. — J. A. Shaw, C. E. 



1906. June 7; Ferndale; 4:13 p. m. Slight shock, about 15 seconds dura- 

 tion. — J. A. Shaw, C. E. 



Bloeksburg, Ft. Bragg, Upper Mattole. 



Berkeley; 12:21:39 a. m. 



1906. June 7; Eureka; heavy shock at 4:15 p. m., lasting 26 seconds. 

 Vibrations from a little south of west to east, of sufficient violence 

 to shake buildings. The shock came suddenly with greatest in- 

 tensity a few seconds after the first shock was felt, and then 

 gradually died away. This was the most severe shock since morn- 

 ing of April IS. — A. H. Bell, observer, U. S. Weather Bureau. 



1906. June 8; Fort Ross. 



1906. June 9; Ft. Eoss, Mills College. 



San Francisco; 7:41 p. m. — A. G. McAdie. 



1906. June 10; Ferndale; 6:26 p. ni. Slight shock, 2 seconds. — J. A. Shaw, 

 C. E. 



Eureka, Napa. 



1906. June 13; Eureka; very light shock, 11:50 a. m. 

 Tequisquita Rancho, Campbell. 

 Ferndale; 11:51 a. m. Very light.— J. A. Shaw, C. E. 



1906. June 14; Ferndale; 4:50 a. m. Very light. — J. A. Shaw, C. E. 



1906. June 15; Oakland, Chabot Observatory. Time 9:39:45 p. m. Dura- 

 tion 3 seconds; direction from northeast; intensity III. 



Niles; 9:42 p. m. — Wm. Barry. 



Napa; three shocks reported. — W. H. Martin. 



Lick Observatory; Ewing instrument started. Shock felt by no one. 

 Slight record on duplex.- — E. Smith. 



Ft. Bragg, Livermore, Mills College, Peachland, Sonoma. 



San Francisco*; 9:41 p. m. and again at 10:35 p. m. — A. G. McAdie. 



Berkeley; 9:39:35 p. m., 9:40:52 p. m., 9:41:52 p. m., 9:51:39 p. m., 

 10:32:04 p. m.— A. O. Leuschner. 



Ft. Bragg, 3:40 a. m.; Livermore, 9:45 p. m.; Mills College 9:41 p. m.; 

 Niles, 9:42 p. m. 



