104 INDEX TO THE LITERATURE OF THORIUM. 



I'JOO: 878. Lewes. The Incandescent Gas Mantle and its Uses. 

 J. Gas L., 1900, 75, 1299-1302, ] 360-1 362, 1436-1439. 



1900: 879. Notice. Les metaux rares. 



Moniteur industriel, 1900; Cosmos, 1900, [4], 43, 707. 



1900 : 880. Rutherford. Uber eine von Thoriumverbindungen emit- 



tierte radioaktive Substanz. 



Phys. Ztschr., 1899-1900, I, 347-348; Beibl. Ann. derPhys., 1900, 24, 

 79 Lit. Uebers. 



1900: 881, Hillebrand. Some Principles and Methods of rock 

 analysis. 



Bull. U. S. Geol. Survey, 1900, 176, pp. 114; Chem. News, 1901, 83, 

 66-70; 80-81, 88-91, 101-102, 111-113, 127-128, 136-138, 150-151, 

 164-166, 175-178, 184-187, 195-196, 211-213, 218-220,231-235, 246-247, 

 254-256. 



1901 : 882. Baskerville. " Contribution to the Chemistry of Tho- 

 rium ; Evidence Pointing to the Existence of a New Element, 

 ' Carolinium.' " 



Proc. Am. Cbem. Soc, 1901, 23, 99-100. 



1901 : 883. Rutherford and McClung. Energy of Rontgen and Bec- 

 querel Rays, and the Energy Required to produce an Ion in Gases. 

 Roy. Soc. Lond. Proc, 1901, 67, 2, 245-250; Phil. Trans. Roy. Soc. 

 Lond., 1901, No. 196, 25-59; Science Abstracts, 1901, 4, 370-371. 



1901: 884. Hofmann and Strauss. Ueber das radio-active Blei. (Vor- 

 liiufige Mittheilung.) 



Bar., 1901, 34, 8-11; J. Cbem. Soc. Lond., 1901, 80, 2, 159; Am. J. 

 Sci., 1900, [4], 11, 235; Ztscbr. angew. Cliem., 1901, 14,228; Bull, 

 soc. cbim. Paris, 1901, [3], 26, 244-245; La Nature, 1901, 57, 46; 

 Berg. u. H. Ztg., 1901, 60, n. s. 55, 258; Jalirb. Min., 1902, 95, 

 1, 336; Beibl. Ann. der Phys., 1901, 25, 317-318; 1901, 25, 22 Lit 

 Ue])ers; Naturw. Rundscban, 1901, 16, 183-184; Chem. Centrbl., 

 1901, 72, I, 43S-439. 



1901 : 885. Hofmann, Korn, and Strauss. Uber die EiuAvirkung von 

 Kathodenstrahlen auf radioaktive Substanzen. I Mittheilung. 

 Ber., 1901, 34, 407-409; J. Chem. Soc. Lond., 1901, 80, 2, 216; Bull, 

 soc. cbim. Paris, 1901, [3], 26, 245; Jahrb. Min., 1902, 95, 1, 336; 

 Ztschr. physikal. Chem., 1902, 41, 234; Ztschr. anoi-gan. Chem., 

 1901, 27, 316; Naturw. Rundschau, 1901, 16, 216; Ztschr. angew. 

 Chem., 1901, 14, 393; Nature, 1900-1901, 63, 405; Beibl. Ann. 

 der Pliys., 1901, 25, 397-398; 1901, 25, 51 Lit. Uebers; Chem. 

 Centrbl., 1901, 72, I, 660-661. 



1901 : 886. Hofmann and Strauss. Uber die Einwirkung von Katho- 



denstrahlen auf radioaktive substanzen. II Mittheilung. 



Ber., 1901, 34, 907-913; Bull. soc. chim. Paris, 1901, [3], 26, 951; 

 La Nature, 1901, 57, 46; Jahrb. Min., 1902, 95, 1, :336 ; Ztschr.' 



