1970. No edition remarks. 485 pages. Laminated pictorial dust jacket over brown cloth. Black and white illustrations throughout. Pages remain bright and clean with minimal tanning and foxing. Binding remains firm. Dedication to front free endpaper. Boards have moderate shelf wear with mild bumping and fraying to corners and crushing and fraying to spine ends. All surfaces tanned and sunned, particularly spine ends. Unclipped jacket has light edge wear with minor chipping and creasing. Some tanning and foxing to all surfaces, particularly to spine.