28 LITERATURE OF THE SPECTROSCOPE. 



Cole, A. D. The refractive index and reflecting power of water and 



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See Mohler, ibid. 153. 

 Collie, Michkine et Kazine. Observations actinometriques. Ann. 



chim. phys. (6) 25 (1892) 265-286. — See Crova, ibid. 286-288. 

 Collie and Ramsay. Behavior of Argon and Helium submitted to the 



electric discharge. Proc. Roy. Soc. 59 (1896) 257-270. 

 dc Colnet-d'Huart. Essai d'une theorie mathematique de la lumiere, 



etc. Luxembourg: V. Buck, 1890, 106 pp.; Beibl. (1891) 348. 

 Colton, A. L. Photographs of the Setting Sun. Pub. Astrom. Soc. 



Pac. 7 (1895) 285. 

 . Photographs of Comet Perrine. Pub. Astrom. Soc. 



Pac. 8 (1896) 194. 

 Comstock, G. C. Ein einfacher aber exakter Ausdruck fur die atmos- 



pharische Refraktion. Astron. Nachr. 139 (1895) 135-188; Beibl. 



(1897) 333- 

 . Application of interference methods to the determina- 

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(1897) 26-35. 



Conrady, E. Atomrefractionen von Kohlenstoff, Wasserstoff und 

 Sauerstoff. Ztsch. physikal. Chem. 3 (1889) 210; Jahresb. (1889) 

 313- 



Conroy, J. Amount of light reflected and transmitted by certain 

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. Change in the absorption spectra of cobalt glass produced 



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. On the refractive index of water at temperatures between 



o°and 10°. Proc. Roy. Soc. 58 (1895) 228-234; Beibl. (1895) 881. 



. Refractive indices and densities of normal and semi- 

 normal aqueous solutions of hydrogen chloride and the chlorides 

 of the alkalies. Proc. Roy. Soc. 64 (1899) 308-318. 



Cook, C. S. The Spectrum of Hydrogen. Amer. J. Sci. (3) 39 (1890) 

 258-268; Beibl. (1890) 782. 



Copeland, R. New star in Auriga. Edinburgh Trans. 37 (1893). 



. New variable in Andromeda. Astron. Nachr. 139 (1895) 



115-117. 



Corbino, 0. M. Fenomeno di Zeeman. Rend. Accad. Roma (5) 7 



(1898) 241-246; Beibl. (1898) 694, 891. 



. Fenomeno di Zeeman. Rend. Accad. Roma 8 (1899) 



250-254; Nuov. Cim. 9 (1899) 391-394; Beibl. (1899) 675-676. 



