NEBULA, CLUSTERS, ETC. 61 



Washington Astronomical Observations : 18G7, Hall. 1868, pp.17, 

 65, Gii.liss. 



Waters, S. : [Note on distribution of resolvable, etc., nebulas.] Mon. 

 Not. R. A. S., xxxiii, p. 406. 



: Distribution of clusters and nebulas [with chart.] Mon. Not. 



R. A. S., xxxiii, p. 558. 



Webb : Celestial objects for common telescopes, 3d edition, London, 1873. 

 8vo. [Contains some original observations on nebulas not acces- 

 sible elsewhere.] 



: Mon. Not. R. A. S., xxvi, p. 208. [Notice of his drawing of 



Orion nebula.] 



: Intellectual Observer, vols. 2, 4, 5, 6, 7, 8, 9, 10, 11, and 12, [ditto. 



ditto.] Vol. 12, p. 258, has a history of the nebula of Orion. 



Weisse : Positiones Mediae Stellarum Fixarum, etc., [ — 15°, -|- 15°,] pre- 

 face by F. G. W. Strtjve. [Distribution of stars, etc.] 



■ : Positiones Mediae Stellarum Fixarum, etc., [-f- 15°, -f- 45°,] pre- 

 face by 0. v. Struve. [Distribution of stars, milky way, etc.] 



Westminster Review : Vol. xiv, p. 185. Herbert Spencer. Vol. xxv, 

 p. 390. 



Winlock : Astronomical engravings from Observatory of Harvard Col- 

 lege, 35 plates, 1875. 4°. Collected in Annals II. C. Obs'y, 

 vol. viii. [Contains plates by Trotjvelot of nebula Orlonis, 

 (2) G. C. 4447, nebula of Andromeda, G. C. 4250, G. C. 4294, 

 G. C. 4532, G. C. 4355, etc.] 



: Harv. Coll. Obs'y Annals, viii, p. 53. 



Winnecke : V. J. S., 1872, p. 58. ; 1875, p. 297, Ueber die Strassburger 



Beob. der Nebelflecke. [Observations ; allusion is made to an 



unpublished series of observations with the Bonn heliometer 



in 1857-8.] 

 : V. J. S., 1877, p. 82. [120 different nebulae have been compared 



with one or more neighboring stars at Strassburg up to 1877.] 

 : A. N, xlv, col. 247. [Discovery of a nebula ; remarks on suspected 



proper motions.] 

 : A. N, vol. li, col. 383, beilage zu No. 1224. [Observation of P. 



Noel's on the star ?/ Argus. See also the Amsterdam reprint 



of Paris Mem., vol. 0, 1685-89.] 



: A. N, lvii, col. 207. [Hind's variable nebula observed.] 



: A. N., lix, col. 65. [Merope nebula and nebula No. 548, Bonn 



zone -f- 30°.] 



: Mon. Not. R. A. S., xxiv, p. 7. [Nebula of Orion.'] 



: Ueber d. Nobel fleck des Orions. M. ill., iii, p. 499. Bull, de 



I' Acad. Imp., vii, p. 18. 



