76 REPORT—1904. 
RUTHENIUM—continued. 
Reduction to 
Spark Spectrum 
Wave-length , ; Intensity bie Oscillation 
(Kayser) i. t : ects 4 Raney 
Are Spectrum xner an aracter e: in Vacuo 
P Adeney Hence A+ = 
"4150" 475 4150748 4150°6 1 1-14 | 6°7 24086 9 
48°530 48°53 48-7 1 sath We OS 98°] 
* 46°956 46°96 46°92 4 35 ” 24107°3 
* 45°905 45°80 45°95 4 = ES 13°4 
* 44°335 44°35 4 6 BS 24:4 
38-923 0 = 5 54:1 
* 37°410 37°41 37°6 3 % » 62°9 
35°8 Os 1 fc 3 
35°2 1 ” ” 
3 1IS7¢ In Fc a 
29°2 In 113 i 
* 28:°017 28:02 28°2 2 ” ” 24217'9 
27 -Gl 27°61 27°7 2 > ” 20°3 
26°7 In . A 
25°3 In Pa as 
242 1 ” ” 
5123297 23°23 23°4 2 AS 3 40:0 
21:287 21°4 2 FA AS 57°4 
* 21-147 21°15 2 A of 58°3 
* 18-678 2 50) fates 728 
14°285 145 1 PD _ 98°8 
= 1137532 13°53 137 2 % ” 24303 °2 
FP 12:S10 12°90 12°95 4 Sa a 06:9 
09°796 10:0 0 oS 4 25'°3 
* 08-218 2 rs or 34°6 
* 08:003 08:00 08:2 4 ’ ” 35°9 
06:065 06°3 0 » % 47°4 
* 02-438 02°6 2 ’ ” 68°9 
01:006 01°91 02:1 4 ” » 72:1 
900-533 00°53 00°6 2 Fr on 80:2 
*4097- 965 | 4097" 97 4098-00 4 cs 69 95°6 
97:°185 97:97 97°5 2 ~ A 24400°1 
95°3 In ” ” 
* 91-218 | 91-22 91°5 1 1-12 se 35°7 
| 88:7 1 7 5 
* 85:567 85°57 | 85°62 5 35 as 69°5 
83°9 1 ” ” 
82:947 83:2 2 55 - 85:2 
EO OSOn Lime Wee Ovi 80°76 a oA 5 98°3 
79:440 | 79-6 1 » ” 24506°3 
78:2 1 9 99 
* '76:900 76°90 76°90 5 ” ry 21°5 
74-4 1 ”? 7 
73°260 73°4 2 PY % 43°4 
Eo 47 73°15 2 ” cores 44°] 
* 71-560 718 3 % a S| 53°7 
* 68:529 68°53 68°58 4 1 es dH 720 
oe VSP 67°78 68-0 4 a aa 766 
* 64°616 64°61 64°9 4 Fr ae | 95'7 
64-262) |) 964°265 64:5 2 Bg Fs p 97°8 
* 63-160 | 63°16 63°3 2 53 35 24604'5 
* Rowland and Tatnall: 
4063°147. 
4150°470, 4148-539, 4146-939, 4145-905, 4144-324, 
4137°394, 4128-035, 4127°609, 4123-227, 4121-153, 4118: 666, 4113'542. 4112-905, 
4108°224, 4108-001, 4102-443, 4100-530, 4097-948, 4097- 185, 4091-223, 4085-589, 
4080°757, 4076°886, 4073:156, 4071-561, 4068°529, 4067-771, 4064:615 4064-263, 
