214 



REPOllT 1891. 



Iron (Arc S^ECTUVuy—continwd. 



Miiller and 

 Kempf 



Diflerence 

 Rowland 

 — Angstrom 



051 



Reduction to 

 Vacuum 



A + 



1-04 

 0-28 

 1-56 



1-79 



2-58 

 2-42 



1-42 



1-45 



1-31 



1-79 



1-04 

 103 



1-74 



9-0 



