IN'r)]:\ To 'IIIK I.lTKUATn;K <)V 'i'liiJklrM. 01 



1899: 754. Vogt. Ueber die relative verbreitung des N'unadins in 

 Gesteinen. 



Ztschr. priikt. Geol., 1899, 274-277; Cliem. Centrbl., 1S99, 70, II, 

 783-784. 



1899 : 755. Crookks. Some of the latest Achievements of Science. 



Annual Report of the Smithsonian Institution for tiie year endinsr 

 June 30, 1899, 143-153. 



1899:756. . " Lesterresrares." Truchot(areview by Scheibe). 



Ztschr. prakt. Geol., 1899, 7, 230. 



1899 : 757. Kditorfal. Nernst Licht, Tiampe von Edison, I.unipe von 

 Auer von Welsbach. 



Wagner's Jsb., 1899, 30, 99-100. 



1899 : 758. Elstkii and Geitkl. Weitere Versuche an Becquerelstrahlen. 



Ann. (ler Phys. Wied., 1899, 69, S.3-90 ; Ztschr. physikal. Cheni., 



1900; 32, 408; J. Phys., 1900, [3], 9, 33; Ztschr. Kryst., 1901, 35, 



194-195; Jalirb. Erfind., 1900,36,208-209; Science Abstracts, 1899, 



2, 825. 



1899: 759. Winkler. Die relative Seltenheitder Eleniente niit Bezu<f 

 auf ihre technische Verwendung. 



Ztschr. angew. Chem., 1899, 93-98; Jalirb. Min., 1900, 92, 2, 2;;9. 



1899: 760. Hoffmann. Upon the occurrence of Polycrase in Canada. 

 Am. J. Sci., 1899, [4], 7, 243; Ztsclir. Kryst., 1901, 34, 99. 



1899 : 761. Flink, B0ggild, and Winther. (By Gust. Flink :) I Theil. 

 Ueber die Mineralien von Narsarsuk ini Fjord von 'I'unugdliarfik, 

 Slid Griinland. 



Meddelelser om GrOnland, 1899, [1900], 24, 7-180, Taf IX; J. Chem. 

 Sec. Lend., 1900, 78, 2, 410-413; Ztschr. Kryst., 1901, 34, fi.39--()82; 

 .Tahrb. Min., 1902, 94, I, 18-38 Ref. ; S. of M. Quar., 1902, 23, 29(). 



1899: 762. Flink, B0ggild, and Winther. (By 0. B. B0ggihl an.l 

 Chr. ^\'inther:) II Theil. Ueber einige Mineralien aus deni 

 Nephelinsyenit von Julianehaab in Gronland (Epistolit, Britho- 

 lit, Schizolith, und Steenstrupin), gesanunelt von G. Flink. 



Meddelelser om Gronland, 1899, [1900], 24, 181-213; J. Ciiem. Soc. 

 Lond., 1900, 78, 2, 41.3-414, 414-415; Ztschr. Kryst., UWO, 34, nS2- 

 (i91; Jahrb. Min., 1901, 93, I, :i73-379 Ref; S. ofM. Quar., liH12, 

 23, 29(>-297; Bull. soc. fran^. min., 1900, 23, .34-35, 204-208; :\Iiii. 

 Mag., 1901, 13, 94-95; Am. J. Sci., 1900, 160, [4], 10, ;^2:!-325 ; 

 Jahrb. Min., 1900, Kestheft 16; Chem. Centrbl., 1901,72,1,226-227; 

 1901, 72, II, 945-946. 



1899: 76o. Derby. On the Association of Argilhiceous Rocks with 

 (Quartz Veins in the Region of Diamantina, Brazil. 



Am. J. Sci., 1899, [4], 7, :i43-356; Ztschr. Kryst., 1901, 34. 101 : 

 Jahrb. Min., I'lOI. 93, I, 412-413. 



