ON wave-lengtS tables of the spectra of the elements. 209 



FAhhADivM— continued. 



* Lobsc, 3690-50 (5-5), 3634-85 (100), 3610-31 (0-lu). 



t Ohscrvefl also in the arc by Exner and llascliek, whose numbers are ;)7l9-0(j (15) 

 309019 (20r), 3654-57 (1), 364614 (1), 3G34'85 (200r). 



1906. P 



