362 



retort — 1884. 



Arsenic — contin ued. 



Barium. 



* Observed in the Spark Spectrum of Barium Chloride solution by Leroq de Boisbaudraa, who gives 

 also the following lines : 6606, 5467, 5385, 5348, 5312, n6242, 5205, 5170, 06136, 5105, 6064, 4S66. 



t Observed by Lockyer- the -indices' attached to these numbers, and to those in the tourth column, 

 denote the comparative ■ lengths' of the lines as given by Lockyer. 



I See Iron. 5 Bee Strontium. 





