RUTHENIUM—continued. 
, | Reduction to 
‘ Spark Spectrum 
Wave-length 7 i Intensity SS Oscillation 
(Kayser) E a an Frequency 
| Are Spectrum Adeney Hacchek Character | ) 4 - in Vacuo 
2993-070 1 0°85 | 9°6 33400°9 
2992-48 2992'5 1 leas no 075 
92-080 92-08 92:0 0 3 “F 12:0 
i 91-71 91°66 8 x3 a 16:2 
HK 90-413 | 2 ri 55 30°5 
90:0 In a 2 
* 89-770 | 89°4 2 A ie 37°9 
89-451 2 eke = 40-4 
* 89:079 | 89-06 89-02 0 eos ms 455 
88-224 88-0 1 nae is 55°1 
88-047 1 ee is 571 
86-453 86-45 86:5 1 ier 53 74:9 
86°104 0 3 re 78:8 
85:78 85:5 1 Ieee. 5 82-5 
85:08 84:7 1 eee ne 90°3 
|. 83°74 ” ” 
* 82-045 82:05 82-0 4 0°84 x 335244 
81-080 81:08 80°8 0 | 99 ” 35:3 
* 80:065 80:07 80:05 3 re re rf 46°7 
* 79-847 79°85 79:80 3 Wes ae 49:2 
78°760 78°76 78°72 2 ore F 61:4 
77°596 77°60 774 0 PA ” 74:5 
77°346 77°35 77:25 2 oA Fe 77°4 
* 77:048 76'8 3 3 or 80°8 
* 76:°707 76°71 76°62 4 9 » 84:6 
75:253 1 er: ns 33601:0 
a 74:79 74:7 1 5 “A 06:2 
* 74-454 74°45 74:4 2 med Fo 10:0 
* 74-099 3 * ac 14:0 
73°743 73°74 73°7 0 a3 18:1 
73°3 1 ” ” 
73°08 73°0 2 ne £5 25'5 
72°594 72°59 72°4 0 93 ss 31:1 
71:10 70°9 1 bs PA 48-0 
70°6 1 ” ” 
70°5 1 ” % 
69-850 69°85 0 5 9:7 62-0 
69-069 69:07 68°8 4 9 ” 70°9 
68-564 68-56 4 ” ” 76°6 
68-233 68-11 67:9 0 ap 99 80°4 
67°456 aad 2 re = 91:2 
66-674 66°67 66:3 1 re e 98-1 
65°820 65°72 1 % ” 337078 
65°674 65°67 3 ay “ 09°4 
65 286 65:29 65:2 4 35 PA 13:9 
64-415 0 nA a3 23°7. 
63°829 3 Fe a 30°4 
on 63°52 63°50 2 Hr oe 33°9. | 
: 0 ; oS 43:2 
62442 Ate A 0 i‘ ” 46:2 
61-803 { y 62:0 2n Pr 9 60°3 
61-60 ” ” 
__* Rowland and Tatnall: 2989-768, 2989-061, 2982-048, 2980-056, 2979-834, 
2977:037, 2976-700, 2974-457, 2974-095. 
