PHILOSOPHICAL 
TRANSACTIONS. 
I. An Account of the Earthquake felt in 
New England, and the neighbouring Parts 
of America, on the 18 th of November 
1755. hi a Letter to Tho. Birch, D.D. 
Secret. R. S. by Mr. Profeffor Winthrop, 
of Cambridge in New England* 
Reverend Sir, 
Read Jan. i3,y Beg leave to lay before you the bed 
1757 JL account I am able to give of the great 
earthquake, which (hook New England, and the 
neighbouring parts of America, onTuefday the 1 8th. 
day of November 1 755, about a quarter after four 
in the morning. I deferred writing till this time, in 
order to obtain the mod didinct information of the 
feveral particulars relating to it, both here and in the 
other places where it was felt ; and efpecially the 
extent of it. 
Vol. -50. -B 
The 
