1961. Seventh Impression. 669 pages. Pictorial dust jacket over red cloth. Black and white illustrations. Pages remain bright and clean with minimal tanning and foxing. Binding remains firm. A previous owner's name to front free endpaper. Boards have moderate shelf wear with mild bumping and fraying to corners and crushing and fraying to spine ends. Some marks and staining to surfaces. Unclipped jacket has heavy edge wear with tears, chipping and creasing. All surfaces heavily tanned, particularly spine.