340 LITERATURE OP THE SPECTROSCOPE. 



TITANIUM. 



Spectre du bichlorure de titanium. 



BecqutTcl (II.). Comptes Rendus, 85, ll'L'7. 



Titanium spark spectrum; titanium, aluminium, and palladium spark 

 spectrum; titauium arc spectrum. 



CaproD (J. It.). Photographed Spectra, London, 1877, p. 17. 



Spectre du titanium. 



Troost et Hautefeuille. Comptes Rendus, 73, 020; Bull. Boo. chim. 

 Paris, n. B. 16, 229. 



('"incidence of the spectrum lines of iron, calcium, and titanium. 

 William* (W. Biatthieu). Nature, 8, 46. 



