[ 3^7 ] 
Received O£lober 5, 1769. 
XLIX. An Account of ’Two Aurorse Bo- 
reales obfervecl at Oxford, hi Two Let- 
ters to Mathew Many, Af. I). Sec. R. S» 
from the Rev. John Swinton, B. D. F. R, S. 
Cuft os Archivorum of the Univerfity of 
. Oxford, Member of the Academy degli 
' Apatifli at Florence, and of the Etrufcan 
Academy ^Cortona in Tufcany. 
Good Sir,. 
Read Dec. 7, A S T I N G my eye towards the- 
*769- northern part of the hemifphere, on 
Sunday, February 26, 1769, about 8** 30' P. M. I 
difcovered there a pretty bright Aurora Borealis of 
the common kind. For a (hort time, there was a 
very quick fucceffion of lucid columns, and coruf- 
cations ; which feemed fmaller than they ufually are 
in' fuch meteors, that appear often enough here. 
They were of fo pale a yellow colour, that fome 
of them feemed to be almoft perfedly white. In 
this, however, nothing very remarkable, or uncom- 
mon, could be difcerned^j 
I 
But 
