1961. No edition remarks. 400 pages. Pictorial dust jacket over blue cloth. Pages remain bright and clean with minimal tanning and foxing. Binding remains firm. Minor pencil inscription to front free endpaper. Boards have moderate shelf wear with mild bumping and fraying to corners and crushing and fraying to spine ends. Some heavy marks and staining to surfaces. Gilt lettering to spine is slightly dulled. Clipped jacket has heavy wear with large tears, chipping and creasing.