Lyman. — False Spectra. 



PLATE I. 



t. 



A C2790 



jjjzzrniii 



Displaced Spectrum 



■ . r-ii -.»~ -ly -1 



III ' I II I! J 



^g Normal Spectrum 



2790 



MAGNESIUM 



PLATE II. 



PLATE III. 



.11 K 

 t 



A. C, 



I ■ I 



MAGNESIUM 



Displaced Spectrum 



A, e, 

 Normal Spectrum 



3 



