22 C. G. Rockwood—Recent American Earthquakes, 
Aug. 16. At 11.25 p. m., at Lower Brule Indian Agency, Dakota 
T., a shock of seven seconds duration with loud rumbling noise.— 
(U.S. Sign. Serv.) 
Sept. 21. A shock about 11.80 p. M., felt at Newport, R. £. 
and at Fall River and New Bedford, Mass., and adjacent places. 
At Fort Adams, R. L, it was reported to be “ apparently from 
east to west and lasting about ten seconds,” 
Sept. 25. Two distinct and heavy shocks with an interval of 
about fifteen minutes between them were felt about midnight 
of 24th and 25th throughout southern Illinois and Indiana, from 
St. Louis, Mo. to Indianapolis, Ind., and Louisville, Ky. The 
Sept. 26. A slight shock reported at Friendsville, Tl.—(U. 8. 
Sign. Serv.) 
Oct. 6. Two shocks at San Francisco at 9.20 and 10.08 P. w. 
The first and heavier, lasting ten seconds, with a motion from 
N. W. to S.’E. was felt also at Oakland, San José and Angel 
Tsland. 
Noy. 20. A shock at Eastport, Me., at 1 p. m—(U. S. Sign. Serv.) 
Dec. 11. About 7 Pp. M. at Silver Mountain, Cal., a series of 
A slight shock was also reported at 8 o’clock next morning 
at the same place. 
Dec. 12. A slight shock in the City of Charleston, S. C., in the 
evening.—(U. 8. Sign. Serv.) 
Dec. 21. A shock at Wytheville, Va., at 10.30 a. wa—(U. 8. 
1877.—Jan. 10, A slight shock about 1.15 Pp. w. at Los Angeles, 
Cal., which at Benedict Cafion near there, was felt as three dis- 
tinct shocks preceded by a loud report.—(Los Angeles Express, in 
. Y. Times. 
Jan: 138.) A heavy earthquake abont , forty-five miles south 
east of San Diego, Cal. ‘The reverberations were from east to 
west, and extended throughout the mountains to the borders of 
Cajou Valley.”—(N. Y. Times.) ae 
Feb. 17. A heavy shock at Quincy, Plumas Co., Cal., in the 
morning. ee 
Feb. 18. A distinct shock at 2.20 Pp. Mm. at Portland, Me., 
with rumbling sound. - 
