70 REPORT—1904 
RUTHENIUM—continued. 
Spark Spectrum Reduction to | 
Wavye-length Intensity Vacuum — Oscillation 
(Kayser) = == — and > Pa Frequency 
Are Spectrum H Seay ee Character eee : in Vacuo 
4833°157 5. 2 1324) (5°7 20644°7 
28°865 0 a as 20703°1 
22°738 | 0 x A 29°4 
17512 1 =r rf 519 
15694 5 a 5 59°7 
14°895 0 o a 63°2 
13412 0 a “A 70°6 
06°375 0 a 55 20800°0 
05°043 2 as es 05°8 
01°343 1 1°31 oc 21°8 
4798607 2 BS 3 33°7 
95°721 2 3 ‘5 46°3 
94°547 2 » PP 51°3 
81:937 1 aa 58 20906°3 
74°168 0 a 24 40°2 
73°325 0 2 ay 43°9 
69°464 + . 5 61-2 
67°315 0 Se fe 70°4 
64°582 0 1°30 a 72°4 
58-043 6 = ‘ 21011°2 
56°402 2 3 f 18°5 
53°280 0 “A 5 322 
51197 0 +: ee 41°5 
43°205 1 is “3 77:0 
38°587 0 3 ee 97°5 
33°710 4 - ay 21119'3 
33°486 0 3 rc 20°3 
31504 3 ne a 29°1 
21:078 1 1:29 x 758 
18°228 0 5 a 88°6 
16201 2 a Pe 97°5 
14°335 0 =f A 2120671 
127146 1 53 x 15°9 
09-672 4709°55 6 %» ” 27'1 
04°2 1 ” ” 
02°6 1 ” ” 
4692°3 1 1-28 4 
4690°284 90°5 4 Pp 59 21314°7 
87°3 1 ” 39 
85°947 86:2 1 34 ‘ 34°5 
84:196 84°4 4 a 3 42°4 
83°258 0 Ss es 46°7 
81:966 82:2 4 ob Ss 52°6 
81°563 0 * 5 54°5 
775 In ” ” 
74°821 | 75:0 4 mA A 853 
74:0 In ee a 
70°146 70°4 + oo a 21407°0 
69°5 1 5 a 
68°5 In =A > 
67°5 In es af 
62°663 | 0 ” ” 41'1 
54-901 | -@ 12 9 76°8 
54489 54°6 | 4 ees 99 78°7 
52°371 1s taker OD 7 ) 88°5 
48-293 | 9 » 9 21507°4 
