Solar Spectroscopy. 



Morgenstern. Hrnst. Soniun-rhoto- 

 graphie. Thot. ( Vntrall)!., Halle. 10, 

 1904, (144-147); J'liot. lidseh., Halle, 

 18, 1904, (144-147). 



Scheiner. J. Die Kalziuiubilder der 

 Sonne. Himmel u. Eide, Berlin, 16, 

 1904, (VJO-oafi, mit 3 Tiit'.). 



Schwassmann, A. Die Spektralphoto- 

 •rraphien der Sonne. Tmschau, Frankfurt 

 a. M., 8, 1904, (727-73-2). 



SPECTROSCOPY OF SUX AND 

 ECLIPSES. 



450O SOLAR SPECTRUM 



(INTEGRATED SUNLIGHT). 



GENERAL. 



Bell, Louis. The I'erot-Fabiy correc- 

 tions ot Rowland's wave-lengths. Astroph. 

 J., Chicago, III, 18, 1903, (191-197, 

 with text tig.). 



Fabry, C. and Perot, A. On the 

 corrections to Rowland's wave-leno-lhs. 

 Astroph. J., Chicago, 111., 19, 1904, (119- 

 120). 



Fenyi, J. Michelson's theory of tlie 

 displacement of spectral lines. Astroph. 

 J., Chicago, 111., 19, 1904, (70-79, 'svith 

 text fig.). 



Hale, George E[Llery]. The develop- 

 ment of a new method of research . [Address 

 November 23, 1903. University of Chicago 

 Chapter of the Society of Sigma Xi.] Pop. 

 Sci. Mon., New York, N.Y., 65, 1904, 

 ([.^)]-26, withillus.). 



Hartmaun, J. A revision of Rowland's 

 system of wave-lengths. Astroph. J., 

 Chicago, 111., 18, 1903, (167-190). 



Schwassmann, A. Die Spektralphoto- 

 graphien der Sonne. Umschau, Frank- 

 furt a. M., 8, 1904, (727-732). 



Very, Frank "\V. The absorption of 

 radiation by the solar atmosphere and the 

 intrinsic radiation of that atmosplicre. 

 Astroph. J., Chicaii-o, 111., 19, liKil, 

 (139-150). 



4530 Ultra-red Spectrum. 



Angattom, Knut. Die 0/onb;iiulir tics 

 Sounenspektniras uud die Bedeutung dtv- 

 selbcn fiirdie Ausstrahluiig der Krdr. Ark. 

 Matem., Stockholm, 1, I'.iol, (:;'.).') 100, 

 mit Taf.). 



183 4580 



4540 Identification of lines 

 with elements. 



Buss, Albert Alfred. Tin; visibility of 

 the Helium D3 line in the solar spectrum. 

 Observatory, London, 28, 190.5, (254-256, 

 318-321, 468-470). 



Halm, J. On the stmcture of the series 

 of line- and band-spectra. Edinburgh, 

 Trans. R. Soc, 41, 1905, (551-598). 

 Separate, 1905, (48). 19 cm. 4s. 



Lester, 0. C. On the oxygen absoiij- 

 tion bands of the solar spectrum. Astroph . 

 J., Chicago, 111., 20, 1904, 81-104, with 

 text fig. and pi.). 



Liveing, G. D. On the probable 

 ])resence in the sun of the newly-discovered 

 gases of the earth's atmosphere. Cam- 

 bridge, Proc. Phil. Soc, 12, 1903, (87-92). 



Lockyer, [.Joseph] Norman and Baxan- 

 dall, F. E. The arc spectrum of scandium 

 and its relation to celestial spectra. 

 Londcm, Proc. R. Soc, 74, 1905, (538- 

 545) : [reprint] Loudon, Mon. Not. R. 

 Astr. Soc, 65, 1905, App. 2 ([16]-[23]). 



On the stellar line near 



\ 4686. London, Proc R. Soc, 74, 

 1905, (546-547, with pi.) ; [reprint] 

 London, Mon. Not. R. Astr. Soc, 65, 

 1905, App. 2 ([24]-[25], with pL). 



4550 Changes in appearance of 

 lines (width, intensity). 



Hale, George E. Report of the Dii-ector 

 of the Yerkes Observatory for the period 

 Jidv 1, 1899, to June 30, 1902. [Chicago, 

 1902], (32). 27.8 cm. 



Hamy, Maurice. Sur la tixite des raies 

 solaires. Paris, C. R. Acad, sci., 138, 

 1904, (1156-1157). 



Julius, W. H. Pecidiaritics and 

 changes of Fraunhofer lines inttrpreti'd as 

 consequences of anomalous dispersion of 

 sunlight in the corona. Astroph. J., 

 Chicaii-o, 111., 18, 1903, (50-64, with 

 text lig.j. 



Kreu=ler, II[aus]. Ueber eine im 

 Snnnciispektrum beobachtete Umkehr der 

 1»;,-Luiie. Astr. Nachr.. Ki.l. 168, 1905, 

 (55-58) ; Beriin, Vorh. D. pUvsik. Ges., 

 6, 1904. (197 19S). 



4580 Telluric lines. 



Angstrom, Knut. Die Ozonhiinder dos 

 Sonnenspektruius uud die Biileutuug 



