418 PROF. F. W. DYSON: DETERMINATIONS OF WAVE-LENGTH FROM SPECTRA 
S 
ehrc 
Wave¬ 
length. 
oectrum 
of 
mosphei 
No. of 
photos. 
e. 
Inten¬ 
sity. 
Element. 
Probabl 
Wave¬ 
length. 
e identification. 
Intensity. 
Spark. 
Arc. 
Sun. 
3708-46 
6 
3 
Gd 
3768-54 
20 
20 
0 
3769 '66 
4 
3 
Ni 
3769 '60 
10 
2 
3 
3770-79 
13 
15 
V 
(3770 -77) 
— 
— 
— 
3771-06 
1 
0 
V 
3771-12 
10 
0 
2 
3771 -83 
1 
1 
Ti 
3771 -80 
i 
5 
2 
Identified in sun as Ti, C. 
3773-58 
1 
0 
— 
— 
— 
— 
3774-45 
10 
8 
Y 
3774-47 
100 
5 
3 
3775-69 
1 
1 
Ni 
3775-72 
5 
4 
7 
3776-22 
4 
1 
Ti 
3776-20 
8 
2 
2 
3776 -72 
1 
0 
Y 
3776-70 
8 
— 
1 
Identilied as Mn in sun. 
3777 -91 
3 
1 
— 
— 
— 
— 
f 
3778 -46 
1 
4 
3 
3778-56 
1 
0 
Fe J 
1 
3778*65 
— 
— 
2 
1 
j 
r 
3779-57 
1 
6 
4 
i 
3779*61 
0 
Fe • 
1 
3779-66 
— 
— 
2 
j 
3780 *75 
i 
i 
— 
3780’84 
— 
— 
3 
3781-63 
1 
0 
- 
— 
— 
— 
— 
3782-45 
2 
1 
Gd 
(3782-49) 
12 
— 
— 
3783-42 
5 
1 
— 
3783-48 
— 
— 
2 
3783 '60 
i 
2 
Ni 
3783-67 
5 
6 
6 
3783-96 
2 
i 
— 
— 
— 
— 
— 
3784-57 
1 
0 
— 
— 
— 
— 
3785-42 
3 
1 
- 
— 
— 
- 
3785-98 
1 
0 
Fe 
3786 -09 
3 
4 
3 
3786-29 
1 
0 
Fe 
3786-31 
2 
4 
4d ? 
3786-88 
1 
0 
Fe 
3786-82 
2 
4 
5 
3787-34 
1 
1 
V 
(3787-39) 
8 
0 
— 
3787-96 
2 
3 
Fe 
3788 -05 
5 
6 
9 
3788-86 
9 
5 
Y 
3788 -84 
30 
5 
2 
3790-19 
1 
3 
Fe 
3790-24 
3 
6 
5 
3790 -97 
1 
2 
La 
3790-97 
50 
6 
1 
Identified in sun as La-Ca. 
3792-58 
2 
2 
~ 
— 
— 
— 
— 
3793 -82 
3 
• 1 
— 
— 
— 
— 
— 
3795 -13 
1 
3 
Fe 
3795 -15 
8 
6 
8 
3796 -44 
i 
1 
— 
— 
— 
— 
— 
3797 *00 
1 
1 
-C 
3797-03 
— 
— 
2 
3798 *06 
13 
19 
(3798 -04) 
— 
— 
— 
3799-71 
2 
4 
Fe 
3799 *69 
1 
6 
7 
3800-15 
5 
2 
— 
— 
— 
— 
— 
3801-02 
1 
0 
— 
— 
— 
— 
— 
3801 -62 
7 
2 
Ce 
3801*68 
8 
— 
0 
Line in sun identified — C. 
3803-13 
5 
2 
C 
3803-14 
— 
— 
2 
Different photos, discordant 3802-98, 3803 "21, 3803'17, 
3803 -09, 3803 '02 ? d, and 3803 -.32. 
3805-71 
2 
i 
— 
— 
— 
— • 
— 
3806 -35 
2 
i 
— 
— 
— 
— 
— 
3807-38 
1 
1 
1 
Ni 
3807-29 
7 
5 
6 
■ 
