206 Scientific Proceedings, Royal Dublin Society. 
ULTRA-VIOLET RAYS—continued. 
Wavye- | Element and Wave- | Element and Wave- Element and 
Length. Intensity. Length. Intensity. Length. Intensity. 
3735'8 Nd 5 3692°8 Kr 10 8652°6 Mo 6 
3735°4 Rh 8 3692°6 Th 6 3652°0 Se 20 
3735°0 Fe 10 8692°5 Rh 10 8651°3 Mo 6 
3734°3 Tm 3 38692°4 V 10 8651°3 Taye 
8734:1 Ay eel 3692-4 ite G 8650°3 Hg 10 
3732°9 V #14 3691-5 H 3650:0 Te 6 
387315 Zr 10 3690°9 Rh 8 3649°8 1 G0) 
3731°5 Ie 3690-5 Pd 10 3648-0 Fe 9 
3730°6 Ru 10 3689°5 G6 3646°7 W 6 
3729°7 Er 5 3688°6 Eu 10 3646-1 lane 7 
3729°5 EAT 9 8688-4 Mo 10 3645°8 W 6 
3728°5 V 10 3688-1 ite 6 3645°8 Ike 7 
3728°2 Ru 10 3687°6 Fe 6 3645-5 La 8 
8727°5 On 4 3687°6 Pt 8 3645°5 Se 15 
3727°1 Ru 10 3686°9 H 3643°3 Pe  & 
3726-4 alae 3685°3 Ti 50 3642°9 Se 50 
3725:1 Eu 30 3683°7 ite, 8 3642°8 Ti 10 
3723°5 V 16 3683°6 Pb 10x 3641°6 W 8 
37229 Sb 8 3682-9 H 3641°5 Ti 20 
3722-7 Fe 6 3682°3 Fe 4 3639-7 Pb10 x 
3722-6 Ni 6 3681-2 Rh 8 8639-7 Os 8 
3722-2 jel il 3679°9 Th 56 3639-0 1G 
3720-1 Fe 8 3679°4 H 3637-9 Sb 8 
3719°1 Pd 10 3676°4 H 3635°3 Mo 10 
3718°3 V 10 3675°2 Yb 10 3635°1 Ru 8 
3718:°0 Tm 3 3675°2 ie 8 3634°8 Pd 10 
3317°2 Nb 10 3675-0 Zr 10 3634-4 He 2 
3717:2 Ta 8 3674°2 1 66 8633-7 Er 5 
38715°2 We 20) 3673°9 H 36383°7 Ne 6 
8713°2 Ta 6 3672°2 eG 3633-4 AT 
BLBM Rh 8 3671-7 Pb 8 3631-6 Fe 10 
3712°9 Qo ® 3671-0 H 3630°9 Se 100 
3712:0 H 3670°3 Ur 3 3630°8 Urs 
3710°4 Bae KIX) 3669-6 V 16 3630°0 Sb 5 
3709°5 Zr 10 3669°6 Ru 6 3629-0 Pt 6 
3709°4 Fe 6 3666-4 Rh 8 8628°9 Yt 10 
8707°7 Ip & 3664°7 Yt 20 3628°3 Pt 8 
3706-2 Mn 4 3663-3 Hg10@ 3626-8 Rh 10 
3706°2 Ca 10 3662°4 Ti 15 3625-0 Ti 15 
3705°9 Sr 8 3661°7 Jin, G 3622°9 Au 6 
3705°2 He 3 3661°5 Vea? 3621°3 Co 8 
38704°1 H 3661°5 Ru 10 3620-0 Vb 10 
3703°7 Wo 1s 3659°9 dts, Is} 3619°5 Ni 10 
3702°7 Mo 8 8659°7 Ta 6 3619-1 Viea2 
3701°5 Tm 5 3659-7 The 3618°9 Fe 10 
3701°3 Ne 6 8659°7 Nb 8 3617-9 Er 6 
38701°1 Rh 8 3658°1 Rh 10 38617°7 W 6 
3700-8 Ww Ie 8657°7 W 6 3617°6 Te 6 
3700°4 Tm 56 8657°5 W 6 3617°2 Th 65 
3698-4 Zr 10 3655°9 Sn 8 3616°7 Er 7 
3697-4 H 3654-9 Hg 10@ || 3614:9 Zr 10 
3695-6 Bi 10 3653°6 iS 3614:9 Rh 8 
8694°3 Yb 200 3653°4 Ir 10 3614°0 WwW 8 
3692°8 Mo 6 3653°3 Sel 3614:0 Se 100 
