4G0 



REPORT — 1898. 



J. Trowbridge and 

 T. W. Richards. 



J. S. Ames and 

 W. J. Humphreys. 



A. de Gramont 



W. N. Hartley and 

 H. Ramage. 



0. Lohse 



W. Ramsay and 

 M. W. Travers. 



W. A. Tilden . 



M. W. Travers 



J. Trowbridge and 

 T. W. Richards. 



W. N. Hartley 



G. Urbain and E. 

 Budischovsky. 



H. Kayser 



H, Becquerel . 



W. N; Hartley and 

 H. Ramage. 



G. Le Bon 



Emission Spectra, 1897. 

 The Spectra of Argon. (Jan.) 



On the Spectra of Heavy and Light 

 Helium. (Feb.) 



Spectres de dissociation des sels 

 fondus ; metalloi'des, chlore, 

 brome, iode. (Feb.) 



On the Spectrographia Analysis of 

 some Commercial Samples of 

 Metals, of Chemical Preparations, 

 and of Minerals from the Stassfurt 

 Potash Beds, (Read Feb. 18.) 



Untersuchungen des violetten 

 Theiles einiger linienreichen 

 Metallspectra. (Read Feb. 18.) 



The Gaseous Constituents of Cer- 

 tain Mineral Substances and Na- 

 tural Waters. (Read Feb. 4.) 



On the Gases Enclosed in Crystal- 

 line Rocks and Minerals. (Read 

 Feb. 4.) 



Some Experiments on Helium. 

 (Read i'eb. 4.) 



The Multiple Spectra of Gases. 

 (Feb.) 



Experiments on the Flame Spec- 

 trum of Carbon Monoxide. (Read 

 March 18.) 



Recherches sur les sables mona- 

 zites. (Read March 22.) 



On the Spectrum of Hydrogen. 

 (April.) 



Explication de quelques experi- 

 ences de M. G. Le Bon. (Read 

 May 10.) 



A Spectrograpliic Analysis of Iron 

 Meteorites, Siderolites, and Me- 

 teoric Stones. (Read May 19.) 

 (' Proc. Roy. Soc. Dublin ' [N.S.], 

 viii. Part C.) 



Sur les proprietes de certaines 

 radiations du spectre. (Read 

 May 24.) 



'Amer. J. Sci.' [4], iii. 15- 

 20; 'Phil. Mag. [5], 

 xliii. 77-83 ; ' Nature,' 

 Iv. 305 (Abs.) 



' Astrophys. J.' v. 97-98 ; 

 ' Beibliitter,' xxi. 514 

 (Abs.) 



'Ann. Chim. et Phys.' 

 [7], X. 214-2.34. 



' J. Chem. Soc' Ixxi. 547- 

 550 ; ' Chem. News,' 

 Ixxv. 151 (Abs.); 

 'Chem. Centr.' 1897, I. 

 665 (Abs.) 



'Sitzungsb. Akad. Berl.' 

 1897, 179-197. 



' Proc. Roy. Soc' Is. 442- 

 448; 'Beibliitter,' xxi. 

 300 (Abs.) 



* 



' Proc. Roy. Soc' Ix. 453- 

 457 ; ' Nature,' Iv. 381- 

 382 (Abs.) ; 'Chem. 

 News,' Ixxv. 169-170. 



' Proc Roy. Soc' Ix. 

 449-453 ; 'Beibliitter,' 

 xxi. 300 (Abs.) 



' Amer. J. Sci.' [4], iii. 

 117-120: 'Nature,' Iv. 

 406 (Abs.) ; ' Phil. Mag.' 

 [5], xliii. 135-139. 



'Proc Roy. Soc.'lxi. 217- 

 219 ; ' Beibliitter,' xxi. 

 735 (Abs.) 



' C. R.' cxxiv. 618-621 ; 

 ' Chem. News,' Ixxv. 181- 

 182. 



' Astrophys. J.' v. 243 ; 

 ' Beibliitter,' xxi. 734 

 (Abs.) 



' C. R.' cxxiv. 984-988 ; 

 ' Chem. News,' Ixxv. 280- 

 281. 



' Nature,' Ivii. 546 (Abs.) ; 

 'Chem. News,' Ixxvii. 

 121-122. 



'C. R.' cxxiv 1148-1151. 



