1959. Fourth Impression. 441 pages. Green dust jacket over green cloth. Contains black and white illustrations throughout. Pages remain bright and clear with minimal tanning and foxing. Pencil inscription to front pastedown. Visible creasing to gutter. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Soft crushing to spine ends. Light tanning to spine and edges. Minor marks to boards. Unclipped jacket has moderate edgewear with chips, tears and creasing. Noticeable tanning to spine. Visible rubbing to surfaces. Marks overall.