Comets. 



256 



6600 



Elements. Ephemerides. 



Morgan, H. E. andLamson, Eleanor A. 

 Elements and ephemeris of comet c 1903 

 (Borrelly). Astr. J., Boston, Mass., 23, 

 1903, (SuppL, alter page 156) ; [reprintl, 

 lb., (162). 



P[errine], C[harles] D[illon]. Elements 

 of comet c 1903 (BoiTelly). San Francisco, 

 Cal., Tub. Astr. Soc. Pac, 15, 1903, (204). 



Observations. 



Beobachtungen von Koraeten und 

 Planeten angestellt anf den Kaiserlicheu 

 Fniversitatsstermvarteu zu Kasau. (Mit- 

 aetiilt von i). Dubiago.) Astr. Nachr., 

 Kiel, 166, 1904, (241-258). 



Abetti, Antonio. Osservazioni comete 

 1902d, 1903a. 1903c. Firenze, Pubblic. 

 1st. St. sup. B. Osservatorio Arcetri, 18, 

 1904, (21-35). 



Aitken, E[obert] G[rant]. Comet c 1903 

 (Borrellv). San Francisco, Cal., Pub. 

 Astr. Soc. Pac, 15, 1903, (203). 



Gori, G. Osservazioni di Comete. 

 Asti-. Nachi-., Kiel, 166, 1904, (127-128). 



King, Tbeo I. Observations of comet 

 c 1903 (Borrelly), made with the 12-inch 

 equatorial at the U.S. Xaval Oliservatory. 

 Astr. J., Boston, Mass., 23, 1903, (174)! 



Knopf, Otto. Beobachtungen von 

 Kometeu . . . Astr. Nachr., Kiel, 166, 

 1904, (273-280). 



Ling. Chas. J. Observations of Comet 

 1903 IV. Astr. Xachr., Kiel, 166, 1904, 

 (379-382). 



Millosevich, Elia. Osservazioni comete 

 1903. 1902dGiacobiui; 1903 a Giacobini ; 

 1903 c Borrelly. Roma, Mem. Oss. Coll. 

 Eumauo, (Ser. 3), 4, parte 1% 1904, 

 (15-21). 



Pechiile, C.F. Kometenbeobachtungen. 

 Astr. Kachr., Kiel, 167, 1905, (257-264). 



Salet. Observations de la comete 1903 c. 

 Bui. astr., Paris, 20, 1903, (394). 



Viaro, Bortolo. Cometa 1903 c. 

 Firenze, Pubblic. 1st. st. sup. P. Osserva- 

 torio Arcetri, 18, 1904, (89-90). 



Physical appearance, etc. 



Albrecht, Sebastian. Photogi-aphic 

 observations of comet 1903 c (BoiTelly). 

 Berkeley, Lick Obs., Univ. Cal. Bull., 

 No. 52, [1904], (163-168). Separate. 

 30.5 cm. 



Jaeger mann. E. Ueber die beim 

 Kometeu 1903 IV am 24 Juli 1903 beo- 

 bachtete Schweifmaterie. Astr. Xachr., 

 Kiel, 166, 1904, (279-286). 



Die Bewegung der Schweif- 

 materie des Kometen 1903 IV auf einem 

 zur Sonne konvexen Bogen. Astr. Xachr., 

 Kiel, 168, 1905, (269-276). 



Messow, B[cnno]. Helligkeitsschat- 

 zungen und Zeichnungen des Kometen 

 1903 IV. Astr. Xachr., Kiel, 167, 1905, 

 (3.3-38). 



Mitchell, S. A. Comet 1903 BorreUy 

 and Jidit pressure. Astroph. J., Chicago", 

 111., 20, 1904, (63-68). 



Photographic observations. 



Albrecht, Sebastian. Photographic 

 observations of comet 1903 c (BoiTellv). 

 Astroph. J., Chicago, 111., 19, 1904, 

 (121-128, with pi.). 



Photographs of BorreUy's 



comet (1903 c). San Francisco, Cal., 

 Pub. Asti-. Soc. Pac, 16, 1904, (62-64, 

 with pi.). 



Barnard, E[dward] E[merson]. Photo- 

 graphic observations of BorreUy's comet 

 and explanation of the phenomenon of the 

 tail on July 24, 1903. Astroph. J., 

 Chicago, 111., 18, 1903, (210-217, 

 with pi.). 



Curtiss, E. II. and Albrecht, Sebastian. 

 PreUminaiy note on photographic obser- 

 vations of comet c 1903 (Borrelly). San 

 Francisco, Cal, Pub. Astr. Soc. Pac, 15, 

 1903, (204-206). 



Pickering, Edward C[harles]. Photo- 

 graphs of the region of BorreUy's comet c 

 1903. [Reprint] Pop. Astr., Xorthtield, 

 Minn., 11, 1903, (393). 



Wallace, E. J. Photographs of comet 

 c 1903 (Borrellv). San Francisco, Cal., 

 Pub. Astr. Soc. 'Pac, 15, 1903, ([213]- 

 214, with pi.). 



Spectrum. 



P[errine], C[harles] D[illon]. The 

 photographic spectrum of comet c 1903 

 (BorreUy). San Francisco, Cal., Pub. 

 Astr. Soc. Pac, 15, 1903, (203-204). 



1903 V (Brooks). 



Ephemeris of Brooks' comet for the 

 return 1903-04. Pop. Astr., Xorthfield, 

 Minn., 11, 1903, (348-349). 



