84. i REPORT—1904. 
RUTHENIUM—continued. 
+ 
Reduction to 
Spark Spectrum , agen aes 
Wave-length Intensity | Oscillation 
Li sedeeadl Exner and | Gh ae al ae 
Are Spectrum Adeney ingghak aracter | ) 4+ ar in Vacuo 
3632°545 3632°55 36326 i 1:01 | 7:8 27521°1 
* 31°860 31°86 31°9 3 PP » | 26:3 
31°65 Fe al-7He | Fp ees | 
29°352 | 1 ” ae. | 44:8 | 
288ir | a a 
| 28:50 ” ” | 
| / 298°1 | | ” ” | 
as 7425 | 27°43 Pay fas | 2 | ” ” | 60:0 
* 26'897 26°90 26°88 5 | 99 ” 71:0 
* 25°345 25°35 | 25°30 5 7 Bae 75'8 
23995 | 0 ap 5 86:1 
23804 | 23:80 t= 42359 4 PP aa = 875 
* 90-426 | 20:43 | 20:4 4 2 x 276132 
* 19°334 19°33 | 19:4 4 a BS 21:6 
| 18-90 Fe 18-8 Fe |) pe ” 
eT O9O7 Se 7209 172 4 1:00 “ 38:7 
/ 15-4 3a) ease 
15°05 | ” rr) | 
14-486 14:5 1 oy, we 58-6 
| 13°3 1, 99" Se ee 
12°6 / ” | ” 
12°30 1 aay 7 
11°6 a9) el heecay 
10°8 1 | ” | ” 
09°6 Pd 1 | Aspe] pre 
*3609°241 2 eo We to ee 98°8 
* (08-862 08°86 08:9 2 9)! aay 277018 
06°6 1 | sey ” 
06-297 06°3 1 | 9 + 21°4 
* 05:792 05:79 05°8 Ir 3 ° yy 25°4 
03°3 1 ” ” 
02°6 1 r “5 
* 01°627 01°63 01°7 2 ” ” 57-4 
00'8 1 ; ” 
*3599°913 359991 359995 4 os % 70°7 
99-548 0 “5 5 73°4 
99-0 1 ” cy) 
97°5 1 » » 
* 96:315 96°32 96:28 5r 33 Sy 98°4 
95°8 1 eal ie 
9S 07 93°18 93°17 4r “1 79 27822°6 
91:58 91:7 1 x 2 35:0 
91°044 91-04 91:0 1 53 np 391 
90°7 1 | one a 
* 89:°370 89°37 89°37 4 “ ah | 52-1 
87344 87°34 87°34 2 Ay 55 67:9 
85°5 1 39 9 
85°3 1 9 ” 
85:17 85:0 1 as x 84°8 
* 84:21 84:3 2 + oF 92°3 
81:31 Fe 81:4 Fe 1 oA st 
* Rowland and Tatnall: 3631°859, 3627-433, 3626°886, 3625°339, 3620-434, 
3619°348, 3617:100, 3609-247, 3608°878, 3605°785, 3601°630, 3599-914, 3596-342, 
3593°178, 3589-360, 3584349. 
