280 Scientific Intelligence. 
Every body fled into the open air. An hour passed without further 
motion, yet most of the people resolved to put up their couches in their 
court-yards in the open air. The shocks continued more or less vio- 
lent at intervals during the whole night; in the course of the twenty- 
four hours we counted forty-two distinct ones. On Saturday morning 
it became quiet agai 
p on the northwest side of which rises the 
uare leagues in extent, 
volcano, hardly a league from the city. Seen from the town, the old 
fectly well preserved, more than half a league in circumference, and 
partially filled with water. It rises about 1 eet above the table- | 
land on which it stands. The other hills, both those which belong to 
the volcanic range south, and those of the semi-circle above mentioned, 
rise not more than 1500 feet above the level of the plain. ia 
There is no historical account of any period of activity in the volca- 
no of San Salvador. There is a tradition, however, of an eruption of 
lava having taken place in 1659, which is said to have destroyed and 
covered with ashes the pueblo of Nehapa on the northwestern side. 
According to other traditions, this was no eruption of fire, but an over- 
flow of mud from the crater. 
Easter-Sunday was welcomed by the discharge of rockets and the 
music of the military bands, while the multitude moved in festive pro- 
cession to hear high-mass in the cathedral. Most of the houses were 
ocess- 
ions stop to give the saints an opportunity toembrace. The multitudes 
i agant delight, and rockets by the hundred 
are sent rushing through the air. The good Catholic people devote 
themselves upon Faster-Sunday, first to religious exercises, then to 
cheerful enjoyment; and so the day concluded with music, fireworks, 
and banqueting. 3 ft 
Soon after 9 o’clock in the evening, came a severe shock, more pow: 

with fissures. I was lying in bed, suffering under an attack of ague, 
and had fallen into a fev 
