1967. Second Edition. 309 pages. Dust jacket over green cloth with gilt lettering. Pages are bright and clear with subtle thumb marking and tanning to text block edges, pastedowns and free endpapers. Pen inscription to front free endpaper. Binding remains firm. Boards have minor corner bumping and edgewear. Spine has mild sunning with soft crushing to ends. Lettering remains bright and clear. Clipped dust jacket with minor rubbing, chipping and tearing to edges. Moderate tanning and scuffing overall.