Sun. 



U5 



4020 



Helmert. 13107. Tiiiionometrische 

 H6lieiimessan.cj uiul IJefraktionskoeffi- 

 zieuten in der Xahe des Meeresspiegels. 



Klinkenberg. Die Greeuwieh-De- 

 kliiiati<nisbotiiiiinungeu von Polaris 

 I851-1S105 [niit Untersuchuiigen iiber 

 die Ivefraktion im Beobachtungssaale]. 

 Rotterdam, VMS. 



ScWesinger and Blair. Anomalons 



refnirtioii. .\.S.1\, 18, i IC.j. 



SOLAR SYSTEM. 



4000 CEXEL'AL. 



GREtswicH Royal Observatory. 

 Horizontal and vertical diameters and 

 right ascensions and north polar di- 

 stances of the sun, moon and planets 

 observed with the altazimuth, compared 

 witii the corresponding results of the 

 Nautical Alminac,l 906. Gr.O.,1906,1908, 

 ( [Sl] - {92] )■ 



Horizontal and vertical 



diameters and right ascensions and north 

 polar distances of the sun, moon and 

 planets observed with the transit circle, 

 compared with the corresponding results 

 of the Nautical Almanac, witli the in- 

 ferred position of the ecliptic, the geo- 

 centric errors of the snn, moon and 

 planets in longitude and ecliptic ])olar 

 distance, and the equations between the 

 geocentric errors of the planets and the 

 heliocentric errors of the earth and 

 planets in longitude and ecliptic polar 

 distance, 1906. Gr.O.. 1906, 1908, 

 ( t89!- - {l 16} )• 



Cholnoky u. Kovesligethy. Das 

 Weltall. Die physikaliMhen Phano- 

 mene der Erde und der Sternwelt. 

 (Ungarisch) Budapest, 1907. 



De^sy. Das Sonnensjstem wie ich 

 mir es vorstelle und erklaren kann. 

 (Ungarisch) Pozsony, 1907. 



Leeb. 13294. Strahiung im Sonnen- 

 system. 



Poor. 13694. The star system. 



Suess. 13914. Einzelheiten in der 

 BeschafTenlieit einiger Himmelskorper. 



4010 



SUN. 

 GENERAL. 



LosDox, Royal Astronomical Society, 

 Coimcil of. iSolar research in 1908. 

 M.N., 69, (301). 

 (e-13660) 



Sr. Peterburg, Acade.mie Imperiai.e 

 DES Sciences. Proces - verbaux des 

 seances de la section russe de la com- 

 mission solaire internationale, le 27 

 avril 1907. (Russ.) St. Peterburg, 1907. 



Transactions of the International 

 Union for co-operation in solar research. 

 Manchester, Trans. Int. U. Solar Re- 

 search, 2, 1908, (viii-f 244, with pis.). 

 24 cm. 



Arrhenius. Die Vorstellung vom 

 Weltgebiinde im Wandel der Zeiten. 

 Das Werden der Welten. Neue Folge. 

 Ubersetzt von L. Bamberaier. Leipzis, 

 1909. 



Baume Pluvinel. 12488. Projet 

 d'entente au sujet des observations a 

 faire et de la publication des resultats 

 obtenus. 



Bourget. Un point de la theorie du 

 soleil de M. Julius. C.R., 145, (301 ). 



Chevalier. La cause du trouble des 

 images solaires au foyer d'un refracteur 

 I^ar suite d'une exposition prolongee au 

 soleil. B.A., 23, (80;. 



Deslandres. 12796. Histoire des 

 idees et des recherches sur le soleil. 

 Revelation recente de I'atmosphere 

 entiere de I'astre. 



Fabry. La polarisation par refraction 

 et la propagation de la lumiere dans un 

 milieu non homogene. C.R., 145,(112). 



GuiUaume. 13033. Instructions pour 

 I'observation du soleil. 



Hale. Development of the new Solar 

 Observatory, [Mt. Wilson, Gal.]. A.S.P., 

 17, (41). 



Steiner. 13888. Physik der Sonne. 



(Ungar.) 



4020 



OBSERVATIONS 

 POSITION. 



OF 



Cape of Good Hope Royal Observa- 

 tory. Right ascension and declination 

 of sun from observations at the Royal 

 Observatory Cape of Good Hope 1884— 

 1892. Cape Annals, 2, Part V, 1907, 

 (34D-53D). 



Greenwich Royal Observatory. 

 Right ascensions and north polar dis- 

 tances of the centre of the sun. Gr.O., 

 1906, ( {97} - {99} . {86} -{87}). 



Philippot et Delporte. Observations 

 du soleil, de la luneetde planetes. A.N., 

 178, (113). 



