1966. First Edition Thus. 256 pages. Dust jacket over blue cloth. Pages are bright and clear. Mild cracking to gutters, however binding remains firm. Mild thumb-marking present. Boards have light shelf-wear with corner bumping. Mild crushing to spine ends. Book has forward lean. Unclipped jacket has moderate edgewear with chips, tears, and creasing. Moderate tanning to spine and edges. Mild rubbing and marking all over.