416 



KEPOKT — 1889. 



W. Crookes 



Lecoq de Boisbau- 

 dran. 



E. Demar^ay 



Lecoq de Boisbau- 

 dran. 



A. E. Tntton . 

 "W. Crookes . 



A. Michaelis . 



J. H. Gladstone 

 G. H. Bailey . 



Chemical Relations, 1887. 



Notes on the Group of Rare Earths, 

 considered a propos of Mr. 

 Crookes's Theory of the Genesis 

 of the Elements. 



Noavelles fluorescences, ^ raies spec- 

 trales bien definies. (Read Aug. 

 1) 



' Chem. News,' Ivi. 39-40. 



Fluorescence 

 Aug. 1.) 



du spinelle. (Read 



Sur les spectres du didyme et du 

 samarium. (Read Aug. 1.) 



Nouvelles fluorescences h raies spec- 

 trales bien definies. (Read Aug. 8 

 and 16.) 



The Chemistry of the Rare Earths. 



On a Sharp Line Spectrum of Phos- 

 phorescent Alumina. 



On Sharp Line Spectra of Phos- 

 phorescent Yttria and Lanthana. 



Zur Kenntniss der Chloride des 

 Tellurs. (Reed. Aug. 13.) 



Dispersion Equivalents and Con- 

 stitutional Formula. (Brit. Assoc.) 



The Absorption Spectra of the 

 Haloid Salts of Didymium. (Brit. 

 Assoc.) 



'The Absorption Spectra of Rare 

 I Earths. (Brit. Assoc.) 



! Die Componenten der Absorptions- 

 I spectra erzeugenden seltenen Er- 

 I den. (Reed. Oct. 8.) 



cv. 258-261; ' Na- 

 xxxvi. 360 (Abs.) ; 



<C. R.' 

 ture,' 



'Chem. News,' Ivi. 114 

 (Abs.); «Ber.' xx. Re- 

 ferate, 533 (Abs.); 'J. 

 Chem. Soc' lii. 1008 

 (Abs.) ; ' Beiblatter,' xi. 

 786 (Abs.) 



' C. R.' cv. 261-262 ; ' Na- 

 tui-e,' xxxvi. 360 (Abs.); 

 ' Chem. News,' Ivi. 114 

 (Abs.); 'Ber.' xx. Re- 

 ferate, 533 (Abs.) ; ' J. 

 Chem. Soc' lii. 1005 

 (Abs.) ; ' Beiblatter,' xi. 

 781 (Abs.) 



'C.R.'cv. 276-277; 'Chem. 

 News,' Ivi. 114 (Abs.); 

 'Ber.' XX. Referate, 533 

 (Abs.); 'J. Chem. Soc' 

 lii. 1008 (Abs.); 'Bei- 

 blatter," xi. 708 (Abs.) 



'C. R.' cv. 301-304, 343- 

 347 ; ' Nature,' xxxvi. 383 

 (Abs.), 408 (Abs.); 'Chem. 

 News,' Ivi. 139 (Abs.) ; 

 ' Ber.' XX. Referate, 627 

 (Abs.); 'J. Chem. Soc' 

 lii. 1008 (Abs.); 'Bei- 

 blatter,' xi. 786 (Abs.) 



'Natm-e,' xxxvi. 357-358. 



<Chem. News,' Ivi. 59-62, 

 72-74; 'J. Chem. Soc' 

 lii. 1069-1070 (Abs.) ; 

 ' Ber.' sxi. Referate, 277- 

 27S (Abs.) 



' Chem. News,' Ivi. 62, 81- 

 82 ; 'J. Chem. Soc' lii. 

 1070 (Abs.) ; ' Ber.' xxi. 

 Referate, 278 (Abs.) 



' Ber.' XX. 2488-2492 ; « Bei- 

 blatter,' xi. 778 (Abs.) 



' Nature,' xxxvi. 570 (Abs.) 

 ' Nature,' xxxvi. 570 (Abs.) 



'Nature,' xxxvi. 570 (Abs.) 



'Ber.' XX. 2769-2770; 'J. 

 Chem. Soc' liv. 1 (Abs.) 



