258 
REPORTS ON THE STATE OF SCIENCE, 
RHODLUM— continued. 
Are Spectrum Spark Spectrum Redaciani to 
Vacuum 
Wave-length Inten-| Wave- | Inten- Oscillation 
sity length sity Frequency 
Rowland Exner STC 50) | acme BERG 1 in Vacuo 
Kayser ‘and an Cha- |Exner and| Cha- A+ => 
Tatnall | Haschek racter | Haschek | racter a 
| 27201 | 1 0°78 | 10°7 | 36753- 
2718-640 | | 2718°63 | 2 ” ” 72°4 | 
18:5 | i ” ” 74° 
/ 18-111 | 0 18-1 | 4 ” | ” 79-6 
17:606 | 1756 | 3 sree ome 86-7 
17-4 1 = 0 89° 
16°912 16°89 2 | ” ” 95°9 
— - 16-645 | 0 ie a » » 99-4 
| 15°399 15°40 iz L54bo| (Sh lense Hy 36816°3 
15-149 15°14 | 2 bt Jetos ” 19°8 
14881 10 CR hae co 23°3 
14:-499 14:50 | a ” | ” 28°5 
14:3 1 m4 ms ol: 
LIBS See) Re “5 a 45: 
09-613 09-60 3 ” ” 95-0 
| 07°896 | On +} is 36918°3 
07°320 07°32 (es 07:3 1 | ” ” 26-2 
OGs7) saz = a 35° 
06°135 2 a oh 42°4 
05°718 05°73 3 05:7b 10 ” ” 48:0 
| 05-059 05:05 0 ays oH 57-1 
04:9 zs + > 59: 
03°820 03°84 6 ” ” 73°9 
03:7 1 ” ” 76: 
Onze jal a hs 78° 
03°3 1 an A. 81: 
02-621 0 ” 10- 90°3 
02°337 02°33 2 9 fos 94:3 
02-158 | 02°17 2 ” ” 96:6 
01:3 if 4 “fi 37008- 
00-688 00-69 1 00°7 4 ” ” 16°8 
00°384 00°39 2 9 ” 20°9 
2699°9 2 a = 28° 
99:0 In oO “8 40: 
2697-955 2697:95 | 2 0-77 43 54:3 
97-1 2 $3 3 66- 
96:0 4 55 i 81: 
94-405 94:40 + | of aS 37103°2 
94-3 | 2 “a = 05: 
93°726 | 93°73 2n os i 12°5 
| | 93°5 2 a <A 16: 
92-9 1 5 45 24: 
92-390 | 2 92-4 1 ys 3 30°9 
/ 92-2 1 55 5 34: 
| 91-2 4 39 » 47: 
| 90-4 1 BS “f 58° 
89°716 | 89:71 | 0 89-7 4 a> a 67°9 
89-022 | 0 :, * 17-4 
88°3 1 4 a 87° 
88-173 88:18 | 2 55 ‘is 89-1 
87°411 87:40 | 2 a a 99°8 
| 87-015 87°01 | 3 aS 5 37205°2 
| 86:7 1 a ae 10: 
86-608 86°63 3 ie .; ae 10°7 
