Burnham's Celestial Handbook Foundations of Astronomy, M.A. Seeds, 2001 http://www.glyphweb.com/esky/constellations/leo.html http://www.astro.uiuc.edu/projects/sow/aatlas.html http://www.winshop.com.au/annew/Regulus.html http://www.absoluteastronomy.com http://www.dibonsmith.com/leo_a.htm http://www.solstation.com/ Created by Joseph Curtis on 29/05/02 Page was last updated on: