1966. Sixteenth impression. 317 pages. No dust jacket. Pictorial green cloth covered boards. Colour illustration plates by author, all present as expected. Maps across endpapers. Pages remain bright and clean with minimal tanning and foxing. Binding slightly loose. Small tear to front free endpaper. A previous owner's name on embossed tape to half-title page. Occasional small brown marks to margins of pages. A few minor dog-eared corners. Boards have light shelf wear with minor corner bumping and crushing to spine ends. All surfaces tanned and sunned, particularly spine and board edges. Boards are slightly bowed. Book has a moderate forward lean. Boards a little rubbed and marked overall.