158 



Mr. J. N. Lockyer. Researches in Spectrum [Dec. 12. 

 Table I. Final reduction — Iron. 



Wave- 

 length 

 and 

 length 

 of line. 



39 

 0600 



2 

 0622 



4 

 0920 



3 



1010 



4 

 1648 



2 

 1755 



3 



1835 

 4 



2700 

 1 



2950 

 1 



3023 



4 

 3435 



4 

 3475 



2 

 3628 

 — 3~~ 

 3975 



2 

 4026 



3 



4422 



4 

 4720 



2 

 5012 



2 

 5160 



2 

 5210 



3 



5423 

 T~ 

 6215 

 3 



6571 



2 

 6662 



2 

 7555 



3 



7578 



4 

 7685 



2 

 8083 

 ~ 2~~ 

 8320 



1 



9520 

 3 



9750 



Coincidences with Short Lines. 



U Zr 

 "3 5 



Va 

 4 



Va Ba 

 2 3 



Va 

 4 



Co 

 3 



Mn Ce 



3 4 



Co 



Va 

 5 



Yt 



Ce 



Mo 



Eh 

 2 



Ta 

 3 



Mo 



3 



Va 

 4 



Th 



Eu 



Th 

 1 



Di 



Cr 



Mo 

 3 



Eu 



3 



