98 INDEX TO THE LITERATURE OF THORIUM. 



1901 , 19, 129 ; Gas World, 1900, June 16 ; Journal des Usines a Gaz, 

 1901, Feb. 5; Wagner's Jsb. , 1901, 47, 106; Beibl. Ann. derPhys., 



1900, 24, 470-471 ; 1900, 24, 00 Lit Uebers ; Science Abstracts, 1900, 

 3, 625-626. 



1900 : 810. Samtleben. Ueber den Einfluss von Lichtgebern auf die 

 Lichtstiirke des Auerlicbts. 



J. Gasbel., 1900, 43, 569-570; Ztschr. angew. Chem., 1900, 13, 966; 

 Chem. Centrbl., 1900, 71,' II, 601-602. 



1900: 811. Bowman. Beitriige zur Kenntniss des Monazit. 



Ztschr. Kryst., 1900, 33, 113-126, mit Tafn. Ill, Figs. 1-7; Jabrb. 

 Min., 1902, 95, 1, 185-186 Ref. ; Bull. soc. fran?. min., 1900, 23, 267- 

 268; Min. Mitth., 1901, 20, 182, Lit Notiz; Chem. Centrbl., 1900, 



71, II, 815. 



1900 : 812. Derby, Notes on monazite. 



Am. J. Sci., 1900, [4], 10, 217-221; Ztschr. Kryst, 1902, 36, 69; 

 Nature, 1900, 62, 568; Progressive Age, 1900, 18, 473-474; Chem. 

 Centrbl., 1900, 71, II, 815-816. 



1900 : 813. Baur. Verfahren zur Darstellung eines von den iibrigen 

 seltenen Erden freien Thorpniparates. 



Deutsche Patentschr. N'. 120,013 Kl. 12 m. vom. 19/5, 1900 [19/4, 

 1901] ; Ztschr. angew. Chem., 1901, 14, 476 ; Chem. Centrbl., 1901, 



72, I, 1024. 



1900: 814. Brauner. Contribution to the chemistry of thorium. 



Chem. Soc. Lond. Proc, 1900, 17, 67-68; Chem. News, 1901, 83, 

 197-198; Ztschr. anorgan. Cbem., 1901, 28, 374 ; Nature, 1900-1901, 

 63, 626-627; Beibl. Ann. derPhys., 1901, 25,587; Chem. Centrbl., 



1901, 72, I, 1036-1037. 



1900:815. . The Welsbach Light. 



Science, 1900, 12, 951-956; Beibl. Ann. der Phys., 1901, 25, 14 Lit 

 Uebers. 



1900 : 816. Howe. The Eightli Group of the Periodic S3^stem and 

 some of its Problems. 



Proc. Am. Assoc. Adv. Sci., 1900, 49, 83-118; Chem. News, 1900, 82, 

 15-17, 30-33, 37-39, 52-54; Science, 1900, 11, 1012-1020; 1900, 12, 

 20-34; Ztschr. anorgan. Ciiem., 1900, 25, 468 ; Naturw. Rundschau., 

 1900, 15, 481-484, 493-496; Beibl. Ann. der Phys., 1900, 24, 1225; 

 J. Am. Chem. Soc, 1900, 22, in Review of Am. Chem. Research, 



1900, 6, 148; Chem. Centrbl., 1900, 71, II, 553. 



1900 : 817. Neknst and Wild. Einiges iiber das Verhalten elektro- 

 lytischer Gliihkorper. 



Ztschr. Elektrochem., 1900, 7, 373-376; J. Gasbel., 1901, 44, 133 

 Ztschr. anorgan. Chem., 1901, 26, 354-355; Ztschr. angew. Chem. 



1901, 14, 277; Fortschr. Phys., 1900, 56^ 582; Beibl. Ann. dei 

 Phys., 1901, 25, 197-198; Chem. Centrbl., 1901, 72, I, 213-214 

 Science Abstracts, 1901, 4, 279-300. 



