60 SMITHSONIAN MISCELLANEOUS COLLECTIONS 



1906. July 18; San Francisco; ():27:35 p. m. — A. G. McAdie. 



1906. July 20; San Francisco; 1:20 a. m. — A. G. McAdio. 

 Berkeley; 1:19:36 a. m. — A. O. Leuschner. 

 Mt. Tamalpais. 



1906. July 21; San Luis Obispo. 



1906. July 22; San Jose; 10:39:30 p. m., 11:48:20 p. m.— II. F. Ucid. 



1906. July 23; San Jose; 5:41 a. m. — H. F. EeiQ. 

 Helen Mine; 11 p. m. 



1906. July 24; Imperial; G p. m. 



1903. July 25; San Jose; 11:04:30 p. m. — H. F. Reid. 



1906. July 26; Mills College; 9:20 p. ni. 



Berkeley; 9:18:30 p. m. — A. O. Leuschner. 

 San Jose; 4:37:30 a. m.— H. F. Reid. 



1906. July 27; Pt. Lonui; 10:10 p. m. 



1906. July 28; Berkeley. Prof. H. Fielding Reid reports light shocks at 

 0:22:40 a. m., 5:25 a. m.. .1:44 a. ni., 0:01 a. m.. 7:25 a. m., 7:4(i 

 a. ni. 



1906. July 29; Berkeley. Prof. H. Fielding Reid reported liglit shock 

 at 0:46:20 a. ni. 



1906. July 30; r]ureka; liglit shock 6:45 p. m. 

 Berkeley; 5:35 a. m. — H. F. Reid. 



1906. August 1; Eureka; light shock at 11:32 a. m. Vibrations from 

 southwest. Duration about 2 seconds. 

 Ferndale; 11:31 a. m. Very light.— J. A. Shaw, C. E. 

 Peachland; 6 a. ni. Light. 

 San Luis Obispo. 



1906. August 2; Berkeley; 6:15:05 a. m. Recorded on Omori seismograph. 



1906. August 2; Fort Ross; 6:04 a. m.— G. W. Call. 



1906. August 3; Fort Ross; 5:02 p. m.— G. W. Call. 



1906. August 3; in latitude N. 25° 35', longitude W. 110° 06', ship "Alex. 

 Gibson," Capt. J. A. Wayland, experienced a tremendously heavy 

 shock lasting about 40 seconds, shaking the ship from stem to 

 stern as if she were bumping over a ledge of rocks; it shook tools 

 out of the racks in the carpenter shop, pots and pans down in the 

 galley and cups and pitchers from hooks in the pantry and all 

 lamp glasses off the lamps. The crew came running aft, not 

 knowing what was the matter and the captain thought the yards 

 were coming down. The sea at the time was perfectly smooth, 

 wind light from the southwest. No land in sight; all sails set 



