1967. Fifteenth Printing. Unpaginated. Pictorial dust jacket over black cloth. Contains black and white in-text illustrations. Pages are lightly tanned and foxed throughout, heavier to endpapers. Occasional thumb-marking present. Binding is slightly shaky. Boards have moderate edge wear with bumping to corners and rubbing to surfaces. Soft crushing to spine ends. Book is slightly forward leaning. Unclipped jacket has moderate edge wear with chips, tears and creasing. Light tanning to spine and edges. Scuffing and light marking overall.