INDEX TO TIIK LlTERATl'llK ()l ril()l;ir>r. 00 



11)00: 818. CuuiK. J^es nouvelles Sui).stances riidioactives. lluad he- 

 fore Soc. de Secours des Amis des Sciences, June 14, 1900. 

 Revue Sci., 1900, [4], 14, 05-71. 



1900: 819. Bryan. Sources and properties of Becquerel Rays. 

 Nature, 1900, 62, 151-154. 



1900: 820. Diekgart. EtymologischeUntersuchungen iiher diejenigen 

 Namen der chemischen Elemente, welche ihren internationalen 

 und nationalen Sigeln zu Grunde liegen, mit besonderer Beriick- 

 siclitigung ihrer deutschen l^enennungen. 



J. prakt. Chem., 1900, 169, 497-5:51 ; Ztschr. physikal. Cliem., 1902, 

 39, 711. 



1900: 821. Bowman. On Monazite and associated minerals from Tin- 

 tagel, Cornwall. 



Min. Mag., 1900, 12, ;^58-362, with 5 Figs.; Jahrh. :\Iin., 1902, 95, I, 

 188-189 Ref. ; Ztsdir. Kryst., 1902, 36, 168-170; Min. Mitth., 1901, 

 20, 182 Lit. 



1900:822. Ladureau. L'incandescence du thorium. 



Vie Sci.. 1900, 2 S., 188-189; Rep. tech. jour.-lit., 1900, 22, G2. 



1900: 823. Hoffman. Report of the Section of Chemistry and Min- 

 eralogy. 



Geologi(;al Purvey of Canada, Report R, 1900, vol. XI, pp. 55 ; Am. J. 

 Sci., 1900 [4], 10, 404. 



1900 : 824. . On Wave-length Tahles of the Spectra of the P:ie- 



ments and Compounds. Report of the Committee, consisting of 

 Sir H. E. Roscoe, Dr. Marshall Watts, Sir J. N. Lockyer, Prof. J. 

 Dewar, Prof. G. D. Liveing, Prof. A. Schuster, Prof. AV. N. Hartley, 

 Prof. W. Gibbs, and Capt. Abney. Index to Tahl(\<. 1884-1900. 

 Brit. Assoc. Adv. Sci., 1900, 193-297. 



1900 : 825. Article on " Thor." 



Erdmann's Lehrbuch anorganischer Clieniie, 1900, Zweites autiage, 

 582-584. 



1900 : 826. Derome. Les terres rares et l'incandescence. 

 La Nature, 1900, 54, 338-340. 



1900: 827. Notice. Les terres rares a I'Exposition universelle. 



Revue de physique et dechimie, 1900 ; Cosmos, 1900, [4], 43, 159-100. 

 1900: 828. Siemens and Halske. Darstellung von Thoriummetall. 



Deutsche Reichs-Patent 133,958, July 31, 1900; Chem. Ztg., 1902, 26, 

 829. 



1900: 829. Retort of the Franklin Institute. The Wel.-^bach Light. 

 Award of Elliott Cresson Medal. 



J. Frank]. Inst, 1900, 150, 158, 406-415; J. Gasbel., 1901,44,50; 

 Progressive Age, 1900, 18, 477, 535. 



