on the spark spectra of palladium, rhodium and ruthenium. 333 



X 



d\/\ 2 



In- 

 tensity 





4528-9 







Too weak to measure. 



4374-9 



+ 1-76 





 -1-77 



3 

 2 

 3 





4288-9 



+ 1-70 





 -1-73 



5 

 3 

 5 





4211-3 



+ 2-14 





 -2-12 



3 

 2 

 3 





4154-6 



+ 1-85 





 -1-84 



6 

 4 

 6 





4135-4 



+ 1-71 





 -1-73 



5 

 3 

 5 





4129-1 



+ 1-92 





 -1-90 



5 

 3 

 5 





4121-9 



+ 1-61 





 -1-59 



5 

 3 

 5 



[ The constituents are very diffuse. 



4083-0 



+ 1-95 





 -1-90 



5 

 3 

 5 



do. 



3984-7 



+ 1-89 





 -1-8G 



6 

 4 



6 





3975-G 



+ 1-96 





 -1-94 



6 

 4 

 6 





