2 C. G. Rockwood on Recent Earthquakes. 
the vibrations were from N.W. to S.H. I think they were 
the other way, from S.E. to N.W. No damage was done by 
= shock.” 
On March 6,a despatch from Berlin, Prussia, says :— 
‘i Shocks of earthquake were felt this afternoon ng hal 
in Dresden, Pirna, Schandau, Chemnitz, Bodenbach, Weimar 
and Rudolstadt. ‘The movement was not violent, but was more 
or less perceptible at intervals for over an 
5. On March 26, the State of California was visited by an 
cages bee more severe than any that has occurred there for 
som 
The e main shock occurred at about 24 25" a. M., and w 
felt throughout the length of the State, from Red Bluff on the 
north, to San Pedro on the south, thus extending over 64 de- 
et Ne of Loe ges and from the Pacific coast inland to Virginia 
The hii of this shock is variously reported from 2% 10™ at 
Jackson to 25 45™ at White Pine, Nev. The discrepancies are 
mate was ps Si one minute. 
The region shaken was the eastern and western slopes of the 7 
Sierra Nevada, and the Sacramento, San Joaquin and Tulare 
valleys, extending southward even into Mexico. (A shock was 
re 
been pushed toward the N 
In many places the first heavy shock was followed by a 
series of lesser ones, closing with a stronger one at a few min- 
utes after six s.M. And in the neighborhood of the moun- 
tains the slight shocks continued te be felt at intervals for some 
days or even weeks. Thus a letter from Visalia, dated April 
12, says:—“ Ever since the first die of the earthquake we 
