SUPPLEMENT. 409 



Jahrr'-* 3r. d. Chemie (1878), 169, book containing 136 autotype pictures 



of spectra, by J. Rand Capron. 

 " " (1878), 170, spectrum of gun-cotton, by H. W. 



Vogel. 

 " " (1878), 170, spectra of oxygen, by A. Schuster. 



" " (1878), 170, spectrum analysis of the elements, by 



J. N. Lockyer. 

 " " (1878), 172, nature of spectra, by E. Wiedemann. 



" " (1878), 173, spectra of the elements and of their 



compounds, by G. Ciamician. 

 " " (1878), 174, influence of pressure and temperature 



on the spectra of gases and vapours, by G. 



Ciamician. 

 " " (1878), 175, electric spectra in Geissler tubes, by 



W. R. Grove. 

 " " (1878), 175, spectrum of oxygen, by Paalzow. 



" " (1878), 175, oxygen lines in the solar spectrum, by 



R. Meldola and H. Draper. 

 " " (1878), 176, quantitative spectrum analysis, by K. 



Vierordt. 

 " " (1878), 176, influence of the density of a body on 



its spectrum, by P. Glan. 

 " " (1878), 177, influence of the dissolving medium on 



the spectrum of the substance dissolved, by A. 



Kundt. 

 " " (1878), 177, variability of the position of the ab- 



sorption lines of various substances in various 



solutions, by F. Claes. 

 " " (1878), 177, difference of the absorption spectra of 



bodies in solid and liquid states, by H. W. 



Vogel. 



" " (1878), 1095, measuring-apparatus, by J. Emerson 



Reynolds. 

 " (1878), 1097, spectrophotometer, by Von Zahn. 



" " (1878), 158, spectrometry investigation of various 



scources of light, by A. Crova. 



" " (1878), 180, change of the absorption spectra in 



various solutions, by F. von Lepel. 



" " (1878), 180, changes of the absorption spectrum of 



safranin, by J. Landauer. 



