ON Till! SI'KiTRDM OF THK OXY-HYDKOGKN FLA.MI 



29 



TABLES of wave-lengths, and inverse wave-lengths, of the lines in the spectrum of 

 the oxy-hydrogen flame. The numbers prefixed represent the intensities 1 to 6, 

 No. 1 being the most intense. Diffuse lines are noted with a d. 



I. 



