ON OUB KNOWLEDGE OF SPECTRUM ANALYSIS. 



331 



W. Huggins 



r.. Stewart 

 H. R. Procter 



J. Browning 



>> 



F. P. le Koux 

 C. A. Young 



M. Th. Edelmann 

 0. K. Eood . 



H. Emsmann . 

 H. Draper . 



C. V. Zenger . 



Instrumental, 1873, 1874. 



Professor Balfour Stewart on the 

 Spectroscope. 



The Janssen-Lockyer Method . 



Glass Eeading- Scales for Dh-ect- 

 vision Spectroscopes. 



Direct- Vision Micrometer Scale for 

 Pocket Spectroscopes. 



On a large Automatic Spectroscope. 

 (Read April 9.) 



On a Spectrometer. (Read April 9.) 



Sur iin illuminateur spectral. (Read 

 April 21.) 



Note on the use of a diffraction 

 ' grating ' as a substitute for tlie 

 train of prisms in a Solar Spectro- 

 scope. (May 9.) 



Apparat zur Objectivdarstellung der 

 Metallspectren. (May 1.) 



On a Convenient Eye-piece Micro- 

 meter for the Spectroscope. (June 

 4.) 



Ein Spectroskop a vision direete mit 

 nur einem Prisma. 



On Diffraction Spectrum Photo- 

 graphy. 



On a New Spectroscope. (Oct. 17.) 



'Nature,' vii. 320-321. 



„ vii. 381-382. 



' Chem. News,' xxvii. 149 

 1.50. 



., xxvii. 150. 



'MontlilyNot. Astr. Soc' 

 xxxiii. 410-411. 



' Monthly Not. Astr. Soc.' 

 xxxiii. 411. 



' C. R.' Ixxvi. 998-1000. 



Am. J.' [3] V. 472-473 ; 

 'Phil. Mag.' [4] xlvi. 

 87-88 ; 'Ann. Phys. u. 

 Chem.' clii. 368 (Abs.) 



Ann. Phys. u. Chem.' 

 cxlix. 119-122. 



^Am. J.' [3] vi. 44-45; 

 'Phil. Mag.' [4] xM. 

 176. 



'Ann. Phys. u. Chem.* 

 cl. 636-640. 



'Am. J.' vi. 401-409; 

 'Phil. Mag.' [4] xlvi. 

 417-425; 'Nature,' ix. 

 224-226 ; 'Ann. Phys. u. 

 Chem.' cli. 337-350. 



' Phil. Mag. [4] xlvi. 439- 

 445. 



J. L. Soret , 

 H. Vogel 



Lord Rayleigh 

 A. Mousson 



J. M. Blake . 

 T. Grubb . 



1874. 



Spektroscop mit fluorescirendem 'Ann. Phys. u. Chem.' 

 Ocular. Jubelband, 407-411. 



Ueber die Schwankungen in der 

 chemischen Wirkung des Sonnen- 

 spektrums und iiber einen Apparat 

 zur Messung derselben. (Jan. 5. 

 Read Jan. 12.) 



On the Manufacture and Theory of 

 Diffraction-Gratings. 



Bemerkungen iiber die Einrichtung 

 eines Didpersiometers. (July 1872.) 



Notes on Diffraction Gratings. (Mar. 

 1874.) 



On the Improvement of the Spectro- 

 scope. (Reed. April 30. Read April 

 30.) 



' Ber.' vii. 88-92 : ' J. 

 Chem. Soc' [2] xii. 424 

 (Abs.) ; ' Am. J.' [3] vii. 

 414-415. 



'Phil. Mag.' [4] xlvii. 

 81-93, 193-205. 



' Vierteljahrsschr. Naturf . 

 Ges. Ziirich,' 1872, 213- 

 225 ; ' Ann. Phys. u. 

 Chem.' cU. 137-147. 



' Am. J.' [3] viii. 33-39. 



•Proc. Roy. Soc.' xxii. 

 308-309; 'Phil. Mag.' 

 [4] xlviii. 532-534 ; 

 ' Chem. News,' xxix. 

 222-223. 



