IN CONNEXION WITH THE SPECTRUM OE THE SUN. 
269 
Plate XII. Strip II.— ALUMINIUM. 
Whether re- 
Whether in 
Wave-length. 
Length. 
versed in the 
Solar Spec- 
the Spark- 
Spectrum of 
Remarks. 
tram. 
the Chloride. 
6371-0 
Not reversed. 
Not present. 
Not identified. 
6344-5 
Not identified. 
6244-0 
6234-0 
2 
2 
99 
99 
Wide and nebulous. 
5722-5 
1 
99 
99 
5695-5 
1 
99 
99 
5592-5 
1 
99 
99 
5056-5 
1 
99 
99 
4662-0 
1 
99 
99 
4529-5 
1 
99 
99 
4511-0 
1 
4478-5 
2 
99 
99 
4961 -0 
4 
f These lines appear to he slightly enlarged at the 
3943-0 
; 
► 
Reversed. 
Present. 
-j base ; but as a wide slit is required to observe them, 
4 
[ the widening has not been represented in the Map. 
Plate XII. Strip III. — LEAD. 
6656-0 
3 
Not present. 
6452-0 
2-5 
6059-0 
1-5 
6040-0 
2-5 
6009-0 
1 
99 
Winged. 
6001-5 
2 
5895-0 
2 
5874-0 
1 
cL 
5856-5 
1 
Winged. 
5779-0 
1 
99 
5607-0 
4 
Present. 
Winged. Nest to longest line. 
5546-0 
3 
’§ 
H 
Not present. 
99 99 99 99 
5523-5 
2 
m 
O 
5372-0 
3 
£ 
Winged. 
5274-5 
1 
O 
5206-5 
1 
fee 
5201-0 
1 
.2 
5189-0 
1 
Jh 
o 
5163-0 
1-5 
O 
o 
Winged ; very wide and brilliant. 
5045-0 
1 
5004-5 
1 
g 
4802-0 
0-5 
0 
4796-5 
0-5 
4760-0 
0-5 
o 
£4 
4573-0 
? 
99 
This line is very short, faint, and nebulous. It has 
been omitted from the Map. 
4401-5 
0-5 
Winged ; almost concealed by the wings of 4386-5. 
4386-5 
4246-0 
I } 
99 
Winged ; very wide and conspicuous. 
4167-5 
1 
Winged ; wide. 
4062-5 
4 
This line is faint and difficult to observe. 
4058-0 
4 
Present. 
Longest line. 
MDCCCLXXIII. 
2 o 
