GENERAL INDEX. 



Subject. 



Author. 



Date. 



Tantalum, Identity with Niobium 



Temperature, etieet of, upon specific weight 



Tin ore, niobium in 



Vapor density of chloride 



Volume, atomic 



Weight, atomic 



Weight, specific, eflect of temperature upon 



Wohlerite, Niobic acid in 



Yttrium niobate 



Zinc fluoniobate 



Leonhard and Vo- 



GEL. 



KosE, H 



Caron 



DEViLLEandTROosT 

 DoNATH and May- 



ERHOFER. 



Hermann 



EosE, H 



Scheerer 



JOLY 



k5ANTESS0N 



'17 



'48 

 '65 

 '65 



'83 



'65 

 '48 

 '48 



'75 

 '75 



