C 584 ] 
Parallel to the Horizon fuppofed, and divided into 
Six equal Parts, which Parallel fhould pals- through 
the whole Extent of the aforefaid Light, it is certain, 
that Five Parts of the Six would be towards the Weft, 
and only One toward the Eaft. 
The greateft Height of this Light was about 65 
Degrees 5 for it occupied the whole Extent of both 
the Bears , and the Bolar Star : Yet at the Sides it was 
not fo high ; for in fome Places near the North it 
arofe only to 50 Degrees; and gradually diminilhed, 
fo as to become infenfible at the true Horizon. 
The above-mentioned Light at its Extremities was 
unequally jagged, and fcattered, and followed the 
Courfe of the Wefterly Wind; fo that for a few 
Hours it fpread confiderably wider, yet without ever 
reaching the Zenith. 
The greateft Rednefs and Inflammation appeared 
halfWay, between the vifible Pole and the Northern 
Point of the -Horizon; and in the Middle of this 
inflamed Part there appeared fome Streaks lefs in- 
flamed, and moftly perpendicular to the Horizon ; 
fome of which flafhed from time to time, while 
others fucceflively vanifhed. About the Sixth Hour 
of the Night the Intcnfenefs of the Colour difap- 
peared ; fome fmall Traces of the Inflammation ftill 
remaining towards the North-eaft and the Weft, 
which were all vanifhed at 7R -*• [of the Night.] 
During the greateft Vigour of the Inflammation, 
fome fmall dark Clouds often crofted the Light pa- 
rallel to the Horizon : But the Sky was very clear, 
except in fome Parts near the Horizon, where it was 
much overcaft with Clouds. 
The 
