ON WAVE-LENGTH TABLES OF THE SPECTRA OF THE ELEMENTS. 115 
RuTHENIUM—continued. 
. : , 
| Reduction to | 
Spark Spectrum 
Wave-length 5 e Intensity Vacuum | Oscillation 
(Kayser) a= <= 5 an | ene | Frequency 
Are Spectrum ‘Adoney Los Ain Character 4 :- in Vacuo 
2610718 _ 2610°2 2 0°76 | 11°0 38300°3 
2609°573 09°57 | 09°6 2 0°75 | 09°5 
097143 09-14 09-2 aa 5 11-2 15°5 
| 08°5 1 ” ” 
08-024 08-02 | 08-0 1 a 7 32-0 
07°440 0 3 ric 40°6 
07°18 Fe 07:0 1 = Bs 
06°40 06°4 2n rr on 56°8 
05-950 06:0 2 3 a 62°5 
05-439 05°5 2 oe op 68-4 
04409 04:41 04°3 0 “ p 85-2 
03°43 0374 In os or 99°6 
03-00 03-0 1 a o 384060 
02°49 02°4 2 53 13°5 
01-553 01°55 01:6 2 = + 27°3 
01-392 0 a ne 29°7 
00-840 00°7 0 9 os 37°9 
00°5 ” ” 
00-00 2599°9 1 re a 50°3 
2599°53 Fe 99°6 a ” ” 
99°5 1 ff “ 
98-99 Fe 99-0 2 a3 Fe 
2598-681 98°68 98°6 0 ” ” 69°8 
98-07 98-1 2 “ 789 
97°84 97°7 ul x oa 82°3 
97°417 97°42 97°3 1 ” ” 88°5 
96-043 96-04 96-0 0 ” » 38508°9 
95°734 0 a re 125 
94-926 95:1 2 HF rh 25°5 
94°65 94°6 1 a of a 29°6 
93°79 93°9 In a aS 42-4 
93°6 In a rr 
93°3 In ” ” 
93-1 In FP a 
92°3 1 ” ” 
92-093 2 re FC 67°6 
91-710 0 a a 73°4 
91:44 91°5 2 5 a 77°4 
91-201 91:20 91°3 2 + cf 80°9 
91-087 1 A A, 82°6 
89-886 89:9 0 a a 38600°5 
89-649 89°65 89°6 2 F er 04°1 
89-129 89-0 0 a rp 11°8 
88-08 88-1 1 a 11°3 | 27°3 
87-413 0 a an 37°3 
86-95 87:0 In ag as 44-4 
86°157 86°16 86-0 0 xs fr 56°1 
85815 . 0 oe *r 61:2 
85-412 85°6 1 oa 7 67:2 
84-211 84-4 2 a op 85°2 
83-131 83°13 83:2 2 5 a 387014 
83-1 1 ” ” 
82-7 1 ” ” 
82°48 ” ” 
81-990 82-1 2 7 se 20:0 
. 81:6 1 7 Py 
