48 Mr Purvis, The influence of a strong magnetic field 
X 
dX/X 2 
4464-70 
+ 1-81 
The line widened into a broad diffuse band not unlike that of 
4527-57, but not quite so wide. It was too weak to analyse. 
4457-70 
0 
-1-83 
+ 1-68 
4455-59 
0 
-1-66 
4453-40 
) The constituents of these two lines widened and blurred into 
4453-34 
j each other. 
4451-15 
| do. 
4450-70 
+ 1-71 
4449-40 
0 
-1-73 
+ 1-38 
4444-00 
0 
-1-37 
+ 1-38 
4427-30 
0 
-1-36 
4421-98 
Too weak to measure the constituents. 
4418-56 
) 
4417-95 
r The constituents widened and blurred into one another. 
4417-49 
) 
4411-30 
■ Too weak and diffuse to measure. 
J 
•4404-52 
+ 1-93 
4400-02 
0 
- 1-94 
+ 1-41 
4395-28 
0 
-1-40 
4394-14 
1 do. 
4387-10 
4375-05 
+ 1-24 
J 
4367-89 
0 
- 1-22 
4344-48 
l do. 
) 
4341-57 
+ 1-07 
4338-10 
0 
- 1-09 
