372 LITERATURE OF THE SPECTROSCOPE. 



Straubel, R. Abh. d. bayer. Akad. (1893) 1 13-192; Beibl. (1894) 675. 

 Switzer, J. A. Phys. Rev. 7 (1898) 83-92; Beibl. (1899) 49. 

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Tutton, A. E. Phil. Trans. 185 (1895) 913-943; Ztsch. f. Kryst. 



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 Uhthoff, W. Archiv f. Physiol. (1889) 1 71-172; Beibl. (1889) 690. 

 Verschaffelt, J. Bull. Acad. Belg. (1894) 242-246. 

 Vert, G. C.-R. 123 (1896) 99-100. 

 Voigt, W. Getting. Nachr. (1896) 186-190; Beibl. (1896) 331. 



. Ann. Phys. n. F. 68 (1899) 598-603. 



VoUerra. Rend. Accad. Roma (5) i (1892) 161-170. 



Wadsworth, F. L. 0. Astrophys. J. 7 (1898) 77-85. 



Walter, B. Naturwiss. Rundschau 11 (1896) 322-323. 



Watts, F. Marshall. Repts. Brit. Assoc. 1887-1900. (Wave-length 



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Wien, W. Ann. Phys. n. F. 49 (1893) 633. 



Wiener, 0. Ann. Phys. n. F. 40 (1890) 203. 



Wilsing, J. Astrophys. J. 7 (1898) 317-329; 10 (1899) 269-271. 



Wright, W. H. Astrophys. J. 9 (1899) 50. 



Zeeman, P. Zitt. Amsterdam (189 7- 189 8) 11-13. 



WINE. 



Hasterlick, A. Inaug. Diss., Erlangen, 1889; Beibl. (1890) 281. 

 Vogel, H. W. Ber. chem. Ges. 21 (1888) 1746; Jahresb. (1888) 2605. 



YTTRIUM. 



Bettendorff, A. Liebig's Ann. 256 (1890) 159-170; 263 (1891) 161- 



174; 270 (1892) 376-383. 

 Boisbaudran, F. Lecoqde. C.-R. 103 (1886) 627; Jahresb. (1886) 404. 



. C.-R. 103 (1886) 1536; Jahresb. (1886) 308-310. 



Broekelmann, K. Diss., Erlangen, 1891, 21 pp. 



Crookes, W. Chem. News 54 (1886) 39, 155; Jahresb. (1886) 403. 



. Chem. News 55 (1887) 25; Jahresb. 357. 



. Chem. News 56 (1887) 59, 62, 72, 81; Jahresb. 358. 



Humphreys, W. J. Astrophys. J. 6 (1897) 169-232. 



Lohse, 0. Abh. d. Berliner Akad. (1897); Astrophys. J. 6 (1897) 95- 



118. 

 Strohecker, J. R. J. prakt. Chem. (2) t,t, (1886) 132-140. 

 Thalen, R. Bull. Soc. chim. Paris (2) 22 (1874) 350, from Svensk. 



Vet. Akad. Handl. 12 (1873). 



