1963. Fifth impression. 535 pages. Pictorial dust jacket over blue cloth. Pages remain bright and clean with minimal tanning and foxing. Binding remains firm. Front free endpaper missing. Minor coloured pencil mark to front free endpaper. Boards have mild shelf wear with light rubbing and corner bumping. Some light marking and tanning. Unclipped jacket has light edge wear with minor tears, chipping and creasing. Some tanning and foxing to all surfaces, particularly to spine.