1^6 LITERATURE OF THE SPECTROSCOPE. 



Russell, W. J. {Cont'd), and W. J. Orsman. The relation of cobalt 

 to iron as indicated by absorption spectra. Chem. News 59 

 (1889) 93-94; Beibl. (1896) 535. 



Rutherford, E. A magnetic detector of electrical waves. Proc. Roy. 

 Soc. 60 (1896) 184-186. 



. The discharge of electrification in ultra-violet light. Cam- 

 bridge Phil. Soc. Proc. 9 (1898) 401-417; Beibl. (1898) 895. 



Rydberg, J. R. Constitution der Emissionsspectra der chemischen 

 Elemente. Svensk Akad. Handl. 23 (1890) 155; Beibl. (1891) 



351- 

 . Ueber den Bau der Linienspectren der chemischen 



Grundstoffe. Ztsch. phys. Chem. 5 (1890) 227-232; Phil. Mag. 

 (5) 29 (1890) 331-337; C.-R. no (1890) 394-397. 



Beitrage zur Kenntniss der Linienspectren. Ann. Phys. 



n. F. 50 (1894) 119; Oefvers. Akad. Stockholm (1893) 677-693; 

 Astrophys. J. i (1890) 90, abs. 

 . Bine neue Methode zur Bestimmung der Dispersion 



der Luft. Oefvers Akad. Stockholm 50 (1893) 693-697; Beibl. 

 (1895)486. 



A certain asymmetry in Prof. Rowland's Gratings. 



Bih. till Akad. Handl. Stockholm 18 (1893) No. 9; Beibl. (1893) 

 840; Phil. Mag. (5) 35 (1893) 190-199. 



Studien iiber das System der Spektralserien. Verh. d. 



Ges. deutsch. Naturf. u. Aerzte 2 I (1896) 34, II (1896) 53. 

 . Die neuen Grundstoffe des Cleveitgases. Ann. Phys. n. 



F. 58 (1896) 674-679; Astrophys. J. 4 (1896) 91-96. 

 — . Eine einf ache Methode, periodische Fehler zu bestimmen. 



Ztsch. f. Instrum. 16 (1896) 227-233. 



The New Series in the Spectrum of Hydrogen. As- 



troph3'S. J. 6 (1897) 233-238; Beibl. (1898) 153. 



Triplets with constant differences in the line of spectrum 



of copper. Astrophys. J. 6 (1897) 239-243; Beibl. (1898) 



153- 



. On the constitution of the red spectrum of Argon. As- 

 trophys. J. 6 (1897) 338-348; Beibl. (1898) 154. 



. Metargon and the Interplanetary Medium. Nature 58 



(1898) 319; Beibl. (1899) 395. 



. Grundztige einer Kometentheorie. Beibl. (1899) 99; 



Kgl. Fysiograf. Sallsk. Handl. 9 (1898) No. 5, 48 pp. 



