1961. Reprinted. 518 pages. Brown dust jacket over blue cloth. Contains black and white illustrations throughout. Pages remain bright and clear with minimal tanning and foxing. Previous owner's inscription to front free endpaper.Thumb-marking present. Visible creasing to gutter. Boards have mild edge-wear with slight rubbing to surfaces. Some crushing to spine ends. Light tanning to spine and edges. White marks to boards. Textblock is shaky. Unclipped jacket has heavy edgewear with some areas of loss, heavy tears, chips and, creasing. Notable tanning to spine. Visible rubbing to surfaces. Scuffing to edges. Tape repairs to spine.