282 



Wave-length 



Spark 



Spectrum 



REPORT — 1900. 

 Ueanium — continued. 



Intensity 



and 

 Character 



Reduction to 

 Vacuum 



A + 



0-78 



1 

 K 



10-8 



10-9 



Oscillation 



Frequency 



in Vacuo 



37147-8 

 1550 

 161-9 

 174-6 

 181-1 

 191-3 

 197-8 

 207 

 218-5 

 223 

 237-2 

 241-6 

 244-6 

 255-4 

 269-2 

 277-6 

 285-5 

 292-2 

 298-5 

 303 

 316 

 317-1 

 323-0 

 328-5 

 33^-0 

 340-9 

 347-8 

 351-3 

 358-3 

 369-8 

 377-5 

 384 9 

 390-1 

 393-1 

 396-8 

 403-0 

 408-9 

 4131 

 423-7 

 428 4 

 433-2 

 438-2 

 444 

 452-0 

 456-0 

 466-5 

 468-8 

 480-9 

 490 

 499-0 

 501-9 

 513-6 

 527-3 

 534' 



