340 Posthumous Work of the late Col. Mark Beaufoy. 
finding no bottom with twenty fathoms of line, concluded it was an 
earthquake. Ona subsequent visit to Talcahuana, his suspicions 
were confirmed, in the desolation and ruin which that once thriving 
port, then presented ; as also in the fact, that the water in the bay 
was five or six feet lower than its usual depth. ‘Talcahuana has 
been the general resort of American-whale ships for several years 
past—the harbor being one of the best on the coast. ‘The town is 
situated almost on a level with the sea, large hills rising in the rear. 
Capt. T. states that he has been on the coast of Chili a number of 
voyages during the same month, and thinks he never knew such a 
scarcity of whales, fish, and fowls, as in the present year. It is the 
general opinion that the earthquake has had a tendency to drive 
them from the coast. ‘The shock was very sensibly felt by Capt. 
Cotton of ship Loper, six hundred miles from land.—N. Bedford 
Gazette. 
3. Earthquake at Florence. 
Early in March several shocks of an earthquake were felt at Flo- 
rence, which seemed to shake the houses to their foundations. 
These shocks were preceded by the most furious winds and hurri- 
canes.— Atheneum, April 28, 1835. 
Vesuvius.—On the evening of the 2d of April, there was anoth- 
er explosion of Vesuvius. ‘The shocks were so violent that the five 
craters vanished, and were all united to one frightful abyss. Im- 
mense masses of rock were projected to a vast height, and fell like 
a tremendous shower on the ribs of the mountain. 
Art. XX VI.—Notice of the posthumous work of the late Colonel 
Mark Beaufoy, entitled, ‘ Nautecal and Hydraulic Experiments, 
with numerous Scientific Miscellanies—in three volumes, with 
plates. Vol. I.” 
We have already mentioned the publication of the first volume of 
this splendid work by Henry Beaufoy, Esq., son of Col. Mark 
Beaufoy. We are indebted to a friend for the following memoran- 
da, which we trust will prove interesting to our readers. 
As Col. Beaufoy was a zealous and disinterested laborer in the 
service of mankind, the following Notice of his Family may form a 
proper introduction to a brief notice of his posthumous work. 
