50 INDEX TO THE LITERATURE OF THORIUM. 



1891 : 358. Braunek. Ueber das Atoragewicht des Lanthaiis. 



Ber., 1891, 24, 1328-1331; J. Chem. Soc. Lond., 1891, 60, 881-882; 

 Chem. Centrbl., 1891, 149-150; Jsb. Chem., 1891, 84-85. 



1891 : 359. Nordenskiold. Ytterligare om Gadolinit-jordens moleky- 

 larvigt. 



Bihang. till. K. Sv. Vet. Akad. Hand!., 1891-1892, 17, Afd. II, No. 1, 

 4, 26. 



1891 : 360. MacKean. Incandescent Gas-lighting. 



J. Soc. Chem. Ind., 1891, 196-201 ; Am. Gas Light J., 1891, 54, 367- 

 368, 744-745 ; J. Gas L., 1891, 57, 345-346 ; Ber., 1891, 522 Ref. ; Jsl). 

 Chem., 1891, 2789. 



1891 : 361. Waf.kkr. On the periodic tabulation of the Elements. 



Chem. News, 1891, 63, 251-253 ; Ber., 1891, 702 Ref. ; Chem. Centrbl., 



1891, 8; Jsb. Chem., 1891, 90-92. 



1891 : 362. KrIjss. BeitrJige zur Cheniie des Erbiums und Didyms. 



Ann. chem. (Liebig), 1891, 265, 1-27, I Mitth. ; Chem. News, 1891, 

 64, 65-66, 75-77, 99-101, 120-121 ; .1. Chem. Soc. Lond., 1891, 60, 

 1424-1426; Ber., 1891,700-701 Ref. ; Chem. Centrbl., 1891, II, 647- 

 648; Jsb. Chem., 1891, 505-509. 



1891 : 363. Haitinger. Uber die Emissionss[)ectra des Neodym-und 

 Praseodymoxydes und iiber neodymhaltende Leuchtsteine. 



Monatsli. Chem., 1891, 12, 362-367 ; Chem. Centrbl., 1891, 62, 2, 791- 

 792; Ber. 1891, 892 Ref. ; Bull. soc. chim. Paris, 1892, 8, 407-408. 



1891 : 364. Hillebrand. New analyses of Uraninite. 



Am. J. Sci., 1891, (3), 42, 390-393; Bull. U. S. Geol. Survey, 1892- 

 1893, 90, 22-25; Bert;, n. H. Ztg., 1892, 51, n. s. 46, 22; S. of M. 

 Quar., 1892, 13, 265; Chem. Centrbl., 1892, II, 751-752; Ztschr. 

 Kryst., 1893, 22, 569-571; Giorn. min., 1891, II, 316; Bull. soc. 

 fran9. min., 1894, 17, 101 ; Rammelsberu;'s Min. Chem., 1895, 

 Zweites Suppl., 67-74. 



1892-1894 : 365. Prior. Fergusonite from Ceylon. 



Min. Mag., 1892-1894, 10, 234-238; Giorn. min., 1893, 4, 300; Ram- 

 melsberg's Min. Chem., 1895, Zweites Suppl., 165-166. 



1892: 366. Hfllebrand and Melville. On the Isomorphism and 

 Composition of Thorium and Uranous sulphates. 



Am. Chem. J., 1892, 14, 1-9 ; Bull. U. S. Geol. Survey, 1892-1893, 90, 

 26-33; Chem. News, 1892, 65, 230-232; Ztschr. anorgan. Chem., 



1892, I, 251 ; Ztschr. Kryst., 1894, 23, 615; Chem. Centrbl., 1892, I, 

 554-555; Bull, soc. chim. Paris, 1893, [3], 10, 659-660; Fortschr. 

 Phys.,1893,49'-\ 282; Ber., 1892, 408 Ref. ; Jsb. Chem., 1892, 21-23. 



1892:367. Bo.ssner. The new Welsbach Lamp. 



Paper read before Austro-Hungarian Gas Assoc, 1892; abridged fur 

 the Gas World ; Am. Gas Light J., 1892, 57, 439. 



