1967. First Edition Thus. 158 pages. Dust jacket over blue cloth. Pages are bright and clear with no visible markings. Binding throughout remains firm. Boards have light shelf-wear with corner bumping. Mild scratching and marking to boards. Book has forward lean. Boards are mildly warped. Unclipped jacket has moderate edgewear with chips, tears, and creasing. notable foxing. Mild rubbing and marking all over.