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REPORTS ON THE STATE OF SCIENCE. 
RHODIUM—continued. 
Are Spectrum 
| Spark Spectrum 
Wave-length 
| 
Inten. | Wave- | Inten- 
= = sity | length sity 
| Rowland | Exner and |————) and 
Kayser | and. | and Cha- | Exner and Cha- 
Tatnall Haschek | racter | Haschek | racter 
| 3688-7 In 
88-0 1 
3683°615 4 
/ 83°3 In 
83-030 2 | | 
3681-205 81-184 | 3681:19 | 6 81:2b 10 
80°3 1 
79°353 | 2 
| 7990 | 1 
77-5 | Ib 
| | TO) ia 
74924 | 74-916 | 74°92 | 5 749 | 4 
73°710 2 
| | 3:5 || In 
| 70-7 | lb 
| 69-2 1 
67-070 | 67-065 | 67:08 | 6 | 67:1 4 
66°381 | 66°366 | 66:39} 0:70 4) 66:°3b 8 
| 64:9 | 1 
62:027 | 62-018 62:02 | 3 62:0b | 4 
61-760 | 61°748 | Glen) 22 
| 61°bb | 
58-148 | 58°135 58°15 | 15r 58:2b | 10 
56-994 | 2 
55-044 55026 | 55°04] 8 550c | 4 
54:569 1 
| 53°64 ] / 
51516-51505 | 5153 | 2 | 
49°8 il 
49:0 In 
48°51 ] 
44-363 | 0 
| 43-3 lb 
43°301 | 0 
42°83 1 42°8 lb 
42-2 | In 
| | 4173 | 2 
dle 39-662 | 3969 | 6 30-7 | 4 
| 371 | 1 
/ 35:9 In 
33°8 1 
33-0 1 
32°3 1 
| 305 | 1 
29-7 | lb 
27°958 27°957 27°95 4 28-0 2 
27°342 | 27°334 | 27°30 4 27°73 1] 
26°759 | 26°744 | 26°75 | 7 26'7b | 10 
| | 25-0 1 
24°5 1 
23-2 1 
23-0 1 
22-2 1 
20°621 | 20-605 20-61 D» | 206 ; 4 
Reduction to | | 
Vacuum | 
| Oscillation 
| Frequency| 
| in Vacuo | 
27301°6 | 
