ON OUR KNOWLEDGE OK SPECTRUM ANALYSIS. 



337 



STBUMENTAL, 1880, 1881 — EMISSION SPECTRA, 1870, 1871. 



P. Glan 



Ueber Apparate zur Untcrsuchimg 

 der Farbenempfindungen. (Nov. 

 22.) 



' Pfliiger's Archiv f . Phy- 

 siol.' xxiv. 307-308; 

 ' Beiblatter,' v. 44.5 

 (Abs.) 



A. Crova . 

 H. C. Vogel 



O. Lohse . 

 E. J. Stone 



G. G. Stokes . 



Lord Kayleigh 

 W.N.Hartley. 



C. V. Zenger . 

 W. Dietrich . 



1881. 



Etude sur les spectropliotomfetres. 

 (Read Jan. 3.) 



Vermischte Mittheilungen, betref- 

 fend Spectral-apparate. 



Ueber einen rotirenden Spectral- 

 apparat. 



On a Method of Destroying the 

 Effects of slight Errors of Adjust- 

 ment in Experiments of Changes 

 of Refrangibility due to Relative 

 Motions in the Line of Sight. 

 (Reed. Jan. 17. Read Feb. 3.) 



On a Simple Mode of Eliminating 

 Errors of Adjustment in Delicate 

 Observations of Compared Spectra. 

 (Reed. Feb. 12. Read Feb. 24.) 



On Copying Diffraction-gratings, 

 and on some Phenomena connected 

 therewith. (Jan. 29.) 



Description of the Instruments and 

 Processes employed in Photograph- 

 ing Ultra-violet Spectra. (Read 

 April 11.) 



Sur I'emploi de prismes k liquide 

 dans le spectroscope a, vision 

 directe. (Read June 27.) 



Die Anwendimg des Vierordt'schen 

 Doppelspaltes in der Spectral- 

 Analyse. 



' C. R.' xcii. 36-37 ; ' Phil- 

 Mag." [5] xi. 155-156. 



' Zeitschr.f .Instrumenten- 

 kunde,' i. 19-22, 47- 

 51; ' Beiblatter,' V. 279- 

 280 (Abs.) 



' Zeitschr. f . Instrumenten- 

 kunde,' i. 22-25; 'Bei- 

 blatter,' V. 278 (Abs.) 



'Proc. Roy. Soc' xxxi. 381. 



' Proc. Roy. Soc' xxxi. 

 470-473 ; ' Beiblatter,' v. 

 360-361 (Abs.) 



' Phil. Mag.' [5] xi. 196- 

 205 ; ' Beiblatter,' v. 

 594-596 (Abs.) 



' Proc. Dub. Soc' iii. 



C. R.' xcii. 15()3-1604. 



'Beiblatter,' v. 438-441 

 (Abs.) 



EMISSION SPECTRA. 



F. Zollner 



1870. 



Ueber den Einfluss der Dichtigkeit 

 und Temperatur auf die Spectra 

 gliihender Gase. (Read Oct. 31.) 



' Ber. K siichs. Ges. d. 

 Wiss.' xxii. 233-253 ; 

 'Ann. Phys. u. Chem.' 

 cxlii. 88-111; 'PhiL 

 Mag.' [4] xli. 190-205. 



W. M. Watts 



1881. 



1871. 

 On the Spectra of Carbon. 



'Phil. Mag.' [4] xli. 12- 

 15: 'J. Chem. Soc' [2] 

 ix. 97 (Abs.) 



