1960. This edition. 246 pages. Pictorial dust jacket over green cloth. Pages remain bright and clean with minimal tanning and foxing. Binding remains firm. Minor pencil inscriptions to front free endpaper. Dedication to front. Boards have light shelf wear with minor corner bumping and crushing to spine ends. Unclipped jacket has heavy edge wear with tears, chipping and creasing. Some tanning and foxing to all surfaces, particularly to spine.