20 volume set in never read condition. Beautiful on the shelf, wonderful pictures and amazing facts. Includes Moons and Rings; Galaxies; Cosmic Mystery; The Near Planets; Comets, Asteroids, Meteorites; The Far Planets; Workings of the Universe; The Third Planet; Atlas; The Cosmos; Between The Stars; Spacefarers; Starbound; Frontiers of Time; The Visible Universe; Stars; Outbound; The Sun; Life Search;The New Astronomy. Wonderful for the classroom, your personal library or a lending library. Gift quality. Contact us if you would like pictures. Ships next business day from Midwest US in protective packaging from smoke free environment. Each item individually inspected with used items sanitized for your protection. Double click our store name for a link to our Amazon store to see all of our fabulous items! B42