192 Scientific Proceedings, Royal Dublin Society. 
RED RAYS. 
Wave- Element and Wave- Element and Wave- Element and 
Length. Intensity. Length. Intensity. Length. Intensity. 
8949-9 Cs 10 6911°2 K df 6584-2 C 4 
8527°7 -Cs 10 6908-0 inven 6578°7 C 5 
7699°3 K 8 6864-9 Fe 6 6575°2 Fe 6 
7665°6 K 8 6843°6 Fe 6 6569°4 Fe 8 
olor Ing 6 6841-4 Fe 6 6563:0 E20 
7504°0 A a 6827°8 Fe 6 6557-0 qh 4k 
7800:0 Fe 6 6763°1 A 5 6550°5 isin | 4) 
7449°8 Fe 6 6741-2 ID 4b 6546°4 Fa 10 
7414°8 Fe 6 [No. 1, | Lithium. ] 6527-6 Ba 6 
7392-3 Fe 6 6708-2 ii 10 6523°3 PG 
7384°2 A bs) 6682°8 Brae) 6518-5 Fe 6 
7281°8 He 3 6678°4 Hie 5 6504-2 Sra 
727371 A 5 6678-1 ie § 6500-0 Se 9 
7206°6 Fe 4 6677°6 A 6 6499°9 Ca 8 
7187-2 Fe 8 6663°6 Fe 6 6497°1 Ba 10 
7067°5 A i) 6657°3 Pb 10 6495-1 Fe 10 
7065°5 He 5 6633°9 Fe 6 6494-0 Ca 10 
7057:9 Al 6 6632°0 Bie & 6493°8 Bio 
7042°5 IM @ 6609°3 emo 6483-1 Ba 6 
6973°9 Cs 6 6603°4 N 4 6480°8 N b) 
6965°8 A 6 6600°3 ie 4b 6479:0 Se 9 
6944°8 Fe 6 6594:0 Fe 6 6471°9 Ca 8 
6938°8 K 8 6593-1 Fe 10 6470°0 Red ends. 
6916-8 Fe 6 
ORANGE RAYS. 
6467:°4 Cd 6 6393°5 Iie 8 6302°8 Sb 8 
6462°8 Ca 10 6389-0 Ss d 6302-7 Fe 6 
[No. 2, | Gold.] 6386-7 Sr 6 6301-6 Fe 10 
6457-0 Au 5 6386°0 JOn 4! 6298-7 Rb 10 
6453°5 Sn 10 6384°9 A 5 6297-9 Fe 6 
6453°3 Pb 6 6383-1 Ne 8 6297-1 A 5 
6451:0 IBA n6 6381°1 Cu 6 6291-1 Fe 6 
6450-0 Ca 8 6380°9 Fe 6 6290°0 Ss We 
6439-4 Ca 10 6380°9 Sr 4 [No. 35 Gold. ] 
6439°3 Cd 10 6364:°0 Zn 10 6278-4 Au 4 
6438-2 Te 10 6351:°0 Br , 10 6270°4 Fe 6 
6432°0 Se 8 6344°8 Lt 6 6266°6 Ne 10 
6431-0 Fe 8 63841:°9 Ba 6 6265°3 Fe 8 
6421-5 Fe 8 6337-0 Fe 10 6261°4 oo Vai 8 
6420°2 Fe 6 6330°4 Fe 8 6258°6 Ti 10 
6416°5 A 8 6328°3 Ne 6 6256°5 Fe 6 
6412-4 Ga 6 6326°7 Ga 8 6254°4 Fe 6 
6411°8 Ine 8 6319°0 8 8 6252-7 Fe 10 
6408°6 Sr 10 6318-2 Fe 10 6250:°0 a8 
6408-3 Fe 6 63811°3 Vie’ 6246°5 Ke 8 
6406-7 Ne 6 6308-0 NS) 9 6245°7 Sb 4 
6402°4 Ne 10 6307°9 A 5 6245°2 Al 7S 
6400-1 Fe 10 6305°1 Se 10 6235°2 Al 8 
6593-6 Fe 8 6304°9 Ne 8 6232°8 Ke 6 
