C s+6 ] 
firft {hock on the eighteenth, at eight in the morn- 
ing, which threw down fome chimnies, feveral others 
have been felt in that city. 
LXXiX. An Account of the Earthquakes 
felt at Bruflels ; in a Letter from John 
Pringle, M. D. F. R. S. to Thomas Birch, 
D.D. F. R. S. 
Read Mar. 1 1 1 ) Y a letter, which I received a few 
|J days ago, from Dr. Brady, phyfi- 
cian to the court at Bruflels, I find they have felt in 
that city this winter three leveral {hocks of an earth- 
quake. The firlt was on the 26th of December; 
the fecond on the day following; and the third on 
the 1 8th of February; being the fame day it was 
faid to be felt on our coafi, between Margate and 
D^ver; but the hour is not mentioned. All thefe 
ihocks, he fays, greatly alarmed the inhabitants; 
but were otherwile attended with no bad confe- 
quences. 
Dr Brady adds, that he was told by a gentleman 
from Liege, that the men, who were at work in the 
coal-pits, and particularly in fome of the deepefl:, 
near that city, had afliired him, that they heard the 
rumb ing noife preceding the lhock as over their 
heads ; whilft thole, who were above ground, heard 
the lame kind of noile as under their feet. 
1 have inclofed a letter, which, if you think pro- 
per, may be laid before the Society, as containing 
an 
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