r.417 ] ' 
go to them at low water, without wetting of your 
tcet. From the rock called Pedra de Alvidrar 
(fituated where the fmoke hTued), a kind of pa- 
rapet was broke off, which iffued from its foun- 
dation in the fea. In a fwamp or lake, which re- 
ceived a good deal of water in winter, and was 
not dry in fummer, the earth rofe ; for there is 
now fcarcely the appearance of a hollow, which 
was before to the depth of fix or feven palms j 
it now remains even with the adjacent ground. In 
other places, by the change of the currents it ap- 
pears, that the earth was moved, fo that fome 
Ipots are more elevated, others more deprefied 
than before. 
In the afternoon of the 24th I was much appre- 
henlive, that the following days we fliould have an- 
other great earthquake (from which it pleafed God 
to prefer ve us), for I obferved the fame prognoftics 
as in the afternoon of the 31ft of October ; that is, 
the weather being pretty ferene, the wind northerly, 
the fog came from the fea towards the vallies, and 
the wind changing to the laft, the fog retired to the 
fea; however not fo thick as that of the 31ft of 
October. The fea was foon in great agitation, and 
roaring. And I further obferved, that the water of 
a fountain began to be diflurbed to fuch a degree, 
that in the night it ran of a yellow clay colour ; and 
from midnight to the morning of the 25th, I felt five 
diock':, one of which feemed to me as violent as that 
of the iithof December. 
I was informed, that there was fome bituminous 
matter, but could find none. Indeed I once picked 
VoL. 49. H h h up 
