V . 
r. ?«s ] 
‘with a quick tremulous Motion, which continued 
about two or three Seconds, then ceafed 5 and after a 
very fhort Intermillion was repeated in the fame Man- 
ner, and lafted about the fame Space of Time, as near 
as I could guefs. I was at firft much furprized at fuch 
an unufual Phenomenon; but upon a little Recol- 
lection, concluded it muft be occafioned by an Earth- 
quake, and was foon confirmed in my Conjecture by the 
concurrent Obfervations of my Neighbours, and after- 
wards by Accounts of the fame from many other Places; 
in fome of which it feems to have been more violent 
than here. Several Perfons in this Place fay they not only 
perceived the {baking of their Beds, but alfo the rock- 
ing of their Houfes, together with a rumbling Noife of 
Drawers and the like moveable Goods in their Cham- 
bers and other Rooms. A learned and ingenious Gen- 
tleman in this Town informs me, that the Motion 
of his Bed appeared to him like the tolling of a Vef- 
fel when it erodes over a Wave, the Head and Feet 
thereof riling and falling alternately feveral times $ 
whereas mine feemed rather to rock from Side to 
Side : But thefe contrary Motions of the two Beds are 
eafily accounted for, by confidering the different Po- 
rtions of them, my Friend's Handing dire&ly Eaft and 
Weft, and mine North and South : For fuppofing the 
undulatory Motion which the Earth might have at that 
Time was propagated from Eaft to Weft, the fame 
kind of Motion which caufed his Bed to rife up and 
down longways, muft make mine rock from Side to 
Side 5 as may be obferved in two Veffels failing in con- 
trary Directions on the fame Waves of the Sea, that 
which croffes the Waves at Right Angles being toffed 
up and down endways, while the other moving in a 
A a a 2 Line 
