be 
ON WAVE-LENGTH TABLES OF THE SPECTRA OF THE ELEMENTS. 229 
CoBALT—continued. 
Intensity and 
Intensity and 
Character 
Character 
Oscillation r Oscillation 
Wave-length Frequency a gd ae mene Oa Frequency 
Spark} Are Spark} Arc 
3 4 40950 § 23748 4 i 42095 
qi 4 40960 2372°6 3 3 42134 
*] 40975 2371°8 3 t 42148 
3 6 40995 2371'S 6 4 42153 
*] 41005 2370°1 3 4 42178 
6 8 41029 2366-6 1 3 42219 
1 41034 23633 10 6 42299 
1 3 41041 2361°2 1 1 42339 
3 8 41061 2360°8 1 1 42346 
10 10 41105 2360°3 4 42355 
1 41139 2360°2 3 1 42357 
SI 3 41145 2360:0 4 1 42360 
24278 6 41176 2357°7 4 4 42402 
| 24257 3 1 41212 2353-0 10 6 42486 
24245 4 *10 41232 23524 1 6 42502 
24232 6 1 41254 23515 1 3 42513 
2422-1 1 4 41273 §$2350-6 3 3 42530 
2421°6 1 1 41281 2348:1 1 42575 
2420'3 10 1 41303 2347-4 3 42588 
| 2418-4 6 4 41341 2347°0 6 3 42595 
2417'2 6 6 41356 2346°7 1 3 42600 
2416°5 6 3 41368 $2346-2 4 1 42609 
24457 4 41382 2345-2 3 3 42628 
2415°5 6 41386 23443 £ 42644 
24148 3 8 41397 §2344°0 6 42649 
2414-1 3 8 41409 $2340'8 8 42708 
2413'7 6 4 41416 2338°8 3 4 42744 
$2472:2 1 6 41442 2338°4 1 4 42751 
24114°2 8 10 41494 2337°6 8 4 42766 
2408'3 6 4 41509 $2336-6 3 1 42784 
2407-8 6 41518 2335'9 6 4 42797 
2407°1 6 *10 41530 2333-7 1 1 42838 
2406°9 1 41533 $2330°0 6 3 42905 
2405-1 4 1 41561 2328-7 1 1 42929 
2404:0 4 1 41583 2327°3 3 42955 
2403'S 6 4 41587 {2326-7 6 4 42977 
2403°3 1 ] 41596 23259 6 3 42981 
2402-4 1 1 41611 2324-0 6 4 43016 
$2401-6 i} 8 41625 $2321:0 1 3 43085 
2401°3 1 41630 2319°6 1 4 43098 
2397'S 4 3 41691 2318°2 1 43105 
2396'9 10 3 41707 [23168 6 3 43150 
2395-1 4 4 41738 $2315°5 1 4 43174 
2393-4 4 1 41768 23145 8 3 43193 
$2392-1 4 4 41787 $2373-5 8 6 43211 
2391-5 1 4 41801 23131 4 43219 
2389-1 6 4 41843 231271 3 3 43238 
2388-4 10 1 41855 $2319°1 10 6 43256 
2388'3 3 4 41857 2310°4 1 1 43269 
23861 6 1 41895 2307°4 *10 8 43326 
23859 8 4 41899 23064 1 43344 
238 2:9 8 4 41952 123056 1 43359 
$2361-7 3 41973 2303°8 1 43393 
2381-3 8 4 41980 2300°8 3 4 43450 
2380°3 1 1 41997 2800°3 3 3 43459 
93784 10 8 42036 2299-3 4 1 
43478 
