1968. Sixth Impression. 254 pages. Pictorial dust jacket over red cloth. Contains black and white photographic plates. Pages and plates are lightly tanned and foxed throughout. Binding remains firm. Boards have mild edge wear with slight rubbing to surfaces. Soft crushing to spine ends. Book is slightly forward leaning. Unclipped jacket has heavy edge wear with some areas of loss, heavy tears, chips and creasing. Some rubbing and marking to surfaces, with scuffing to edges.