90 
PROFESSOR J. N. LOCKYER ON THE PHOTOGRAPHIC 
Tape V.—Comparison of the Orion Nebula with Stars of Group III. in the 
Ultra-Violet Region. 

Orion nebula. 
3707 (2) 
3715 (1) 
3729 (6) 
3743 (1) 
(Hx) 3752 (1) 
(Hi) 3770 (1) 
(H0) 3796 (2) 
(Hy) 3833 (2) 
3847 (1) 
3855 (1) 
Group IITy. 



3868 (4) 
(He) 3887 (4) 
3902 (2) 

a Cygni. Rigel. Bellatrix. 6 Orionis. a Virginis. 
37118 (Hy) 37118 (Hv) 
3721-9 (Hy) 37219 (Hn) 
37342 (HX) 37342 (BX) 
| 93750°2 (He) 3750°2 (He) 
3770°8 (Hz) 3770°'8 (H1) 
37981 (He) 37981 (He), 37981 (He) 37981 (He) 37981 (He) 
| 3806°6 3806 
3819°5 | 3819°5 3819°5 
3820°2 | 
38278 | 
3829°5 | 
3832:0 | | 
3835°5 (Hy) 3835°5 (Hy) 3835°5 (H») 3835°5 (Hy) 3835'5 (Hy) 
3838°3 
3840°4. 
3 3842°7 
3845°5 
3849°6 
3853°6 38536 
3856°1 3856'1 3856 
3859°5 
3862°8 38628 
3865°6 
3867-9 3867°5 3867 
3869°8 
3871-7 3871-2 
3876°5 
3878°7 
3882°5 
3889-14 (Ho) 38891 (H¢) 3889'1 (H¢) 3889'1 (Hc) 3889'1 (Ho) 
3900°8 | 
3903°4 
3906°2 
3913°5 
39188 
3919-2 
3921 
3926°7 
3930:2 3929-4. 
3931°8 3931-2 
3933°6 3933°6 3933°6 3933°6 3933°6 







i i 
