The Hab Theory by Allan W. Eckert 1st Edition 1976 First Edition HC GC The dust jacket has minor tears. (Signs of being read including corner creases staining and shelf wear.) The item shows wear from consistent use, but it remains in acceptable condition and works perfectly. All pages and cover are intact. Spine may show signs of wear. See pictures#thehabtheory#sciencefiction#allanweckert#herbertboardman#theconquerors