496 M. A. J. Angstrom on a Method of determining s 

 Table II. {continued). 



Line. 



Wave- 

 length. 



Spectra in which cor- 

 responding lines are 

 observed. 



Remarks. 



6 



20601 



Iron. 





7 



2016-9 



it 





8 



J 2013-6 

 1 2013-1 



tt 





j> 





9 



2007-3 



tt 





]0 



2005-3 



tt 





11 



f 1998-4 

 1 1997-9 



tt 



tt 





12 



1985-8 





Strong line. 





1985-3 ) 







1984-2 I 

 1983-5 J 





Weak. 





13 



1974-2 





Double line, like E. 



14 



1969-6 



it 



15 



1968-1 



tt 





16 



1965-3 



a 





17 



1953-2 



a 





E 



/ 1948-44 "I 

 1 1948-04 j 



Iron and calcium. 







1946-8 ' 

 1934-6 





Double line, like E. 



Iron. 





1936-4 



n 





b 



1919-6 

 1916-50 





Double Hue, like E. 



Magnesium. 



h 



1912-39 



a 





K 



f 1911-10 

 1 1910-49 



Iron and magnesium. 





Iron. 







1903-4 



a 





c 



1832-70 



a 



f 



Iron when weakly incandescent 





18191 1 

 1818-4 / 





gave but one of these lines; 

 when strongly incandescent, 



" ] 







I 



however, a third was visible. 





1808-3 

 18011 





Double. 



>j 



F 



1797-27 



Hydrogen. 





f 



1632-2 



Iron. 







1628-5 



a 







1620-4 









1604-3 



Hydrogen. 







1598-8 



Iron. 





G 



1592-34 



a 







15791 



a 







1574-7 



a 







1571-2 



a 





9 



1562-4 



Calcium ,.... 



Double line. 



Double line ; several weak lines 







1532-0 



Iron -j 



were also visible between g 

 and h. 





h 



1515-9 



Unknown. 



Very strong line. 





1505-3 



Iron 



Strong line. 



H 



15020 

 1495-2 

 1480-4 



1467-2 





tt 

 n 

 tt 





Unknown 



Calcium. 



H 



14540 



» 







