SUPPLEMENT. 



417 



Jahresber. d. Cheniie 



(1882), 190, absorption curves of liquids, by E. 

 Ketteler aud C. Pulfrich. 



(1882), 190, violet phosphorescence of calcium 

 sulphide, by W. de W. Abney. 



(1882), 190, origin of phosphorescence, by E. 

 Dreher. 



(1882), 199, sensitiveness of bromide and chloride 



of silver to the solar spectrum, by H. W. Vogel. 

 (1882), 201, photography of spectra in connection 



with new methods of quantitative chemical 



analysis, by W. N. Hartley. 

 (1883), 1554, duration of the spectroscopic reaction 



of carbonic acid in the blood, by E. Salfeld. 

 (1883), 1655, apparatus, by H. Schulze, O. Tum- 



lirz, F. Lippich, and W. Ramsay. 

 (1883), 232, a spectrophotometer, by A. Crova. 

 (1883), 240, direct-vision spectroscope, by Ch. V. 



Zenger. 



(1883), 1397, energy in the solar spectrum, by C. 

 Timiriaseff. 



(1883), 240, spectroscopic studies in the ultra-red 

 end, by E. Lommel. 



(1883), 241, wave-lengths of the extreme warm 

 rays, by E. Pringsheim. 



(1883), 241, phosphorographic studies in the ultra- 

 red part of the solar spectrum, by H. Becquerel. 



(1883), 242, on the wave-lengths near the lines A 

 and a in Fievez's map, by W. de W. Abney. 



(1883), 242, distribution of heat in the solar spec- 

 trum, by P. Desains. 



(1883), 242, selective absorption of the atmosphere 

 and distribution of energy in the solar spectrum, 

 by S. P. Langley. 



(1883), 243, spectra of sun-spots, by G. D. Liveing 

 and J. Dewar. 



(1883), 243, spectroscopic observations of sun-spots, 

 by C. A. Young. 



(1883), 243, emission spectra of metallic vapours, 

 by H. Becquerel. 



27 T 



