1NI)KX TO TIIK IJTKKATrilK OF TJIOJMIM. 117 



lOO-i: lO'iO. NoTK. How the Wel.s))ach Light was discovered. 

 Scientific American, 11)02, 86, iKJ. 



r.>02: 1021. UuTiiKiiKoKi) and SoDDY. The Radio-activity of 'riiorium 



Compounds. I. An Investigation ot" the Radio-active Emanation. 



Chem. Soc. Lond. Proc, 1902, 18, 2-5; J. Soc. Chem. Ind., 1902, 21, 



19G-197; Chem. News, 1902,85,24, 55-56; Chem. Ztjr., 1902,26,11.3- 



110; Chem. Centrbl., 1902, 73, I, 51 1-518. 



1902: 1022, Engleh and Woiilek. PseudokatalytischeSauer.stoffiiber- 

 tragung. 



Ztschr. anorgan. Chem., 1902, 29, 1-21 ; J. Soc. Chem. Ind., 1902, 

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1902: 1023. Hofman and Zkhb.\n. Ueber radioactives Tlior. 



Ber., 1902, 35, 531-53.3; J. Chem. Soc. Lond., 1902, 82, 2, 211 ; J. Soo. 

 Chem. Ind., 1902, 21, 308; Bnll. soc. chim. Paris, 1902 [3], 28, SOT- 

 SOS ; Chem. Ztg. Rep., 1902, 26, 57 ; Ztsdn-. angew. Chem., 1902, 15, 

 285; Chem. News, 1902, 85, 100-101 ; Chem. Centibl., 1902, 73, I, 

 024. 



1902: 1024. Mktzger. Preliminary note on a new separation of 

 'i'liorium. 



J. Am. Chem. Soc, 1902, 24, 275-276; Proc. Am. Chem. Soc, 1902, 

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 27, 232; Chem. Centrbl., 1902, 73, I, 1046. 



1902: 1025. Metzger. A new separation of Thorium from Cerium, 

 Lanthanum, and Didymium, and its application to the analysis 

 of Monazite. 



Contributions from the Havemeyer Laboratories ; Columbia Uni- 

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 S. of M. Quar., 1902, 23, 212; Columbia University Quarterly, 

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 Chem. Ztg. Rep., 1902, 26, 309-310; Chem. Centrbl., 1902, 73, II, 

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1902: 102G. DeNxNis and Dales. Contributions to the Chemistry of 

 the Rare Earths of the Yttrium Group. 



.7. Am. diem. Soc, 1902, 24, 401-435; Proc Am. Chem. Soc, 1902, 

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1902: 1027. Benz. Ueber die 'I'horiumbestimmung im .Monazitsande. 



Ztschr. angew. Chem., 1902, 15, 297-309; J. Chem. Soc Lond., 1902, 



82, 2. 431; J. Soc Chem. Ind., 1902, 21, 561, 56:5; S. of M. Qnar., 



1902, 24, 95; Analyst, 1902, 27, 207; Chem. Centrbl., 1902, 73, I, 



11.32-1133. 



16 



