ON WAVE-LENGTH TABLES OF THE SPECTRA OF THE ELEMENTS. 141 
Irn1IpDIUM—continued. 
Are Spectrum Spark Spectrum 
a = ——___———— — | Reduction to 
é cd Vacuum Lb 
Wave-length Inten- ieee Inten- bahar Inten- Oscillation 
i , Siiy) teehee sity Pee Se een ihyy Hes FE requency 
| and and and in Vacuo 
\ Exner | cy,- | Exmer | cho- Cha- 1 
Kayser ee | racter ade racter | Lohse |racter| A+ | \ 
| | es eee 
| 
| | 3647°0 1 3647:02 | O-In | 1°01 | 7°7 | 27411°9 
| | 46:21 | O-In Reh toe | 18:0 
3645°468 | 3645-47 1 45°4 | In | 2? | Cy | 23°6 
| 45:34 | O-ln Pe Aller 24°6 
| | 44:0 In ” | ” 35° 
43°29 | O-In yee eee 40:0 
| | eras -Oule tl -p 3 42-2 
41:037 | 41:03 3 | ” | ” 57:0 
40°9 1 40°91 | O:3b ib. etre 58:0 
40°7 1 ast. a eas 60- 
39°72 | O-In ot ates 66°9 
38'8 1 38°95 | O-1 Fiala oral) 72°6 
38°3 1 Laer) teats 78° 
38°1 In os 5 79° 
37°58 | O1 oh | of 83-1 
37:19 | O-In a 7 86-0 
36°370 36°36 8 36°2 4 36°35 | 1:0 ” ” 92°2 
| 36°5 2 “5 ts 91:2 
35°64 | 03 2 9 97°8 
| 35:0 1 35:08 | 1:0 ce a 27501°9 
| 34:08 | O-1 BS TLiIlahs ‘ag 09°5 
33°7 ii BS Ar 12: 
31°7 |1 Fe? a Ss 28° 
31:5 | 1 Fe? a x 29: 
30°8 ln ” ” 34: 
29°911 29-91 3 29-9 1 FA - 41:1 
29°8 1 29°80 | 0-3b 3 af 41°9 
29-317 | 29°31 2 29°3 1 3 a 45°6 
28°843 28°84 | 10 28°8 4 28°82 | 1:2 99 ” 49-3 
28°3 1 A Ar 53° 
27°95 1 27:9 1 a a 56:0 
26:7 1 26°88 | 0-2n ° ” 64:1 
26°460 26°44 5 26°4 4 26°44 | 06 ” » 67°4 
25°872 25:87 se ti 25°8 2 25°89 | 0:3 Fy ” 71:7 
254) 1 99 ” 75° 
24-7 1 “ps 5 80: 
24:3 1 ce # 84: 
23°976 23°95 3 23°8 1 23:97 | 0:2n PP ” 86:3 | 
22:0 1 Fr, Ae 27601: 
21:7 1 oe oa 04: 
20°54 | O-ln a BS 12: 
19°9 1 19°94 ee Pc 17: 
19-236 | 19°30 2 19°3 2 ” ” 22°] 
179 1 1:00 9 33° 
17378 | 17:37) 8 173 | 4 PRAM: ae i 36-5 
16-4 | 1 16°62 | 0-2n | ,, i 42-2 
15°6 1 15°68 | O-ln os os 49°5 
14°5 14°59 | O-ln =p aa 57°8 
13°95 | O-In af, a 68-7 
13°28 | O-In aa re 67°9 
12°59 | 0:2n as Pry 713°2 
09-933 09-91 8 09:94 | 0-5 ” ” 93°6 
09 0 i 1 ” ” 27701: 
