286 Profe» Wii ti ams on Eartbouakes. 
it ‘fees 1o fave been. hore córfiemible than at Boom. At 
New York; three fhocks were felt, about the hours of nine, 
eleven, and two the next morning. At Philadelphia, they had 
a fhock about eleven o'clock, and another the next morning, 
about two. At the firt of thefe, ** moft of the houfes were 
«© very fenfibly thaken,” but ‘the other was not generally felt. 
Being but finall in moft places, and happening in the night, 
the courfe of this earthquake was not much attended to. © 'The 
only remark I can find upon this, is in an. account from Nero- 
Haven ; in which it is faid, * Its cour fe was nearly from north 
Ls do footh, and i it t continued m one minute.” - 
wari! 
OBSERVATIONS aid. REMARKS on the. EARTH- 
oft: QUAKES of NEW-ENGLAND. 
-TO havea general view of the agreement and difagreement 
-of à ie ‘phenomena that have attended the earthquakes of New- 
gland, it may be of ufe to make fome general obetvations on 
E o d HISTORICAL ACCOUNT. 
. Tt feems worthy of remark, that all the earthquakes of this 
_country, have been of the fame £z. Writers on this fubject, 
“have fometimes diftinguifhed earthquakes into two different 
‘Kinds, according - to the different motions of which they have 
-confifted. —In fome, an horizontal, in others, a perpendicular 
ee has been chiefly obferved. In the one, the earth feem- 
te move, : as it were, from fide to fide : in the other, its 
er led. to be up and down. Both thefe motions have 
c Jn. the earthquakes of New-England. All,’ of 
ave had : my particular account, have come on [with 
an 
