Extragalactic Database. The other data of these tables are from WolfgangSteinicke's Revised New General Catalogue and Index Catalogue and/or the SIMBAD
Star Clusters: From Herschel to Dreyer's New General Catalogue, by WolfgangSteinicke, year 2010, 650 pages. The book discusses Parsons' Leviathan telescope
Retrieved 8 June 2012. Wilkins & Dunn 2006. Revised NGC/IC Data 2013. Dr. WolfgangSteinicke. Levy 2005, p. 89. Levy 2005, p. 91. "The constellations Camelopardalis