NEBULA, CLUSTERS, ETC. 15 



Eratosthenes : Catasterisms, cap. 22, p. 51. (Schaubach.) [Mentions 

 cluster in Perseus.] 



Everett: A. N., xxx, col. 95. [Observations of nebulae at Harvard 

 Coll. Obs'y, by W. C. and G. P. Bond.] 



Faye : C. R., lx, 1865, i, p. 468. [Remarks on Secchi's observations of 

 tbe Spectrum of Nebula of Orion, etc.] 



Fennicae Soc. Sci. : Acta., Vol. viii, p. 55. [Krueger.] 



Flammarioil : Histoire du Ciel. 8vo. Paris, 1872. 



Flamsteed : [Discovered G. C. 428.] See Baily's account of the Rev. 

 John Flamsteed, etc., catalogue. Flamsteed also observed 

 M. 41 = G. C. 1454. 



Plaugergues, Honore : Observation qu'il y a ad sud de la nebuleuse 



d'Orion une seconde nebuleuse, etc. Mem. de Vlnst, i. [an VI,] 



[1798,] p. 106. 



[Simple mention of the existence of such a nebula, of oval 



figure and perfectly uniform brilliancy.] 

 : Observations de la nebuleuse d'Orion. C. T., 1802, [an XI,] p. 



361. 



Fontaney : Hist, de VAcad. des Sciences depuis 1686-99, tome ii, p. 19, Paris, 

 1733. [Description of the Magellanic clouds in 1685.] 



Frankland and Lockyer : C. R., vol. lxix, 1869, p. 1519. [Spectra of neb- 

 ula?.] 



Fritsch : Ueber den angeblichen Unterschied der Nebelsterne u. Nebel- 

 flecken. B. J., 1803, p. 153. 



Funccius : De Galactia, seu circulo lacteo. 1686. 4°. 



Galileo : Siderius nuntius. Francof., 1610, p. 32. [Galileo's opinion 

 that nebula? are clusters of stars.] See Kepler's Dissertatio 

 cum nuntio sidereo. p. 39 in this connection. 



Gautier : Recent researches on Nebulae, [history of,] condensed from 

 Bibliothcque Univ., 1862. Am. Jour. Sci., 2d series, xxxv, p. 

 101, and xxxvii, p. 198. [See also Smithsonian Report, 1863, 

 p. 299.] 



Gill: [Stars within trapezium of Orion nebula.] Mon. Not. R. A. S. } 

 xxvii, p. 315. 



Giiliss: Wash. Ast. Obs., 1868, p. 65. Catalogue of double stars, No. 82. 

 [Changes in Y Argus.] 



