PART I. AUTHOR-INDEX. 53 



Gcnnari, G. Spettrochimica del cumarone e delle indene. Rend. 



Accad. Roma (5) 3 (1894) 499-504; Beibl. (1894) 907. 

 Geronzi, B. T. Misura dell' indice di rifrazione d'un prisma. Riv. 



sci. 23 (1891) 221-226; Beibl. (1892) 274. 

 Gliira, A. Rifrazione atomica di alcunielementi. Rend. Accad. Lincei 



(5) 2 (1893) 312-319; Beibl. (1893) 1047; Rend. Accad. Roma 3 



(1894) 297-301. 

 . Potere rifrangente delle combinazioni organo-metalliche. 



Rend. Accad. Roma 3 (1894) 391-393; Beibl. (1894) 906. 

 Gicscl, F. Ueber ktinstliche Farbung von Krystallen der Haloid- 



salze durch Einwirkung von Kalium- und Natriumdampf. Ber. 



chem. Ges. 30 (1897) 156-158; Beibl. (1897) 337. 



. Ueber Radium und Polonium. Phys. Ztsch. i (1899) 16-17. 



Gill, D. Presence of oxygen in the atmospheres of certain fixed stars. 



Astrophys. J. 10 (1899) 272-282. 

 Gill, W. J. Observations of variable stars in 1895. Astron. J. 16 



(1896) 63. 



. Observations of variable stars in 1896. Astron. J. 17 



(1897) 94-95- 



Gilpin, J. E. The preparation of Argon. Sci. n. s. i (1895) 582. 



Gladstone, J. H. Equivalent of Dispersion. Chem. News 55 (1887) 

 300; Jahresb. (1887) 339. 



and IF. H. Perkin. On the correspondence between the 



Molecular Refraction, Dispersion and Magnetic Rotation of Car- 

 bon Compounds. Rept. Brit. Assoc. (1889) 515. 



and Gladstone, G. The refraction and dispersion of Fluor- 



benzene and allied compounds. Rept. Brit. Assoc. (1890) 772. 



. The molecular refraction and dispersion of various 



substances. J. Chem. Soc. 59-60 (1891) 290-301; Beibl. (1891) 



552-555- 



and W. Hibhcrt. Some experiments on the molecular re- 

 fraction of dissolved electrolytes. Rept. Brit. Assoc. (1891) 609; 

 Beibl. (1892) 605. 



. Molecular refraction and dispersion of various substan- 

 ces in solution. J. Chem. Soc. 59 (1891) 589-598; Beibl. (1891) 

 764. 



. Note on the molecular refraction of metallic carbonyls, 



Indium, Gallium, and Sulphur. Rept. Brit. Assoc. (1892) 679. 



. Notes on some recent determinations of molecular re- 

 fraction and dispersion. Phil. ^lag. (5) 35 (1893) 204-210. 



. Argon. Nature 51 (1895) 389-390. 



