1966. Twelfth Impression. 571 pages. Laminated dust jacket over paper covered boards. Clean pages with mild tanning throughout. Tightly bound with mild thumb-marking throughout. Previous owner's inscription to front endpaper. Boards have light shelf-wear with corner bumping. Books has a backward lean. Boards are mildly warped. Unclipped jacket has light edgewear with tears and creasing. Moderate tanning to spine and edges. Mild rubbing and marking all over.