H Hi 



150 160. , 170 



93 100 110 120 130 140 150 160 HO 



lllllllllllllllil.lltlllllllllllllllllllllllllllliilllllllillllllllllllllllllll'llllll 



100 110 120 130 140 150 If 



110 120 130 140 150 160 



100 110 1ZO 130 140 ISO 160 170 



100 11C 1ZO 130 140 150 



TL of Sodium, 

 of Strontium. 



Brother s .TfewYork . 



5. Spectrum, of Calcium. 



6. Spectrum of Barium. 



See page 286. 



