( 426 ) 
' AURORA BOREALIS, AND AURORA AUSTH* 
,i 9* ■ i 
These splendid meteors are generally considei^^g,,eii^, 
result of a combination of the two powers 
and electricity. When the /ig/ti, “i" 
1 the north 
in the north part of the heavens, it is called 1 
BOREALIS, or NORTHERN LIGHTS } and whcR 
tf', 
the south part, the aurora australis, - p,, 
LIGHTS. Where the corruscation is more th< ■ ^rc\>: 
bright and streaming, which, however, 
the north, it is denominated lumen borealEi jilc 
these sti-eams have assumed a decided curvatu > 
of the rainbow, they are distinguished by 
LUMINOUS ARCHES. , 
Tbe aurora is chiefly visible in the wh}.'^^ ■' 
in cold weather It is usually of a ’‘edflis ’ ,,tio"^ 
dining to yellow, and sends out frequent cor j p / 
pale light, which seem to rise from the horizo* 
midal. undulatinff form, shooting with grea cly 
midal, undulating form, shooting with grea _ , 
to the zenith. This meteor never appears REar^^jfjiC 
but of late years has frequently been seen toW ^ 
1C9 V 
pole. 
The aurora borealis has appeared at some i 
frequently than at others. This phenomeiioi y 
in England, or so little regarded, that y jbl« tr, 
not recorded in our annals between a remark ‘ ^ 
served on the 14th of November, 1554, am . g t" |i" 
liaut one on the 6th of March, 17 16, “O [Oi'y, 
ceeding nights, but which was much stroEo je / 
night. Hence it may be inferred, that toe ^ nl ^ 
the air or earth, or perhaps of both, is eo 
fitted for its production. _ ''t 
The extent of these appearances is surp ^ 
The very brilliant one referred to above 
the west of Ireland to the confines of 
east of Poland, extending over, at hie i 
of longitude, and, from about the fituctu . .. 
tude, over almost all the northern part 
everyplace, it exhibited, at the same tinie 
derful features. 
prising 
The elevation of these tl'* 
an aurora borealis whieh appears 
