1969. Fourth Impression. 471 pages. Pictorial dust jacket over blue cloth with gilt lettering. Pages are bright and clear with light tanning and foxing to free endpapers and text block edges. Minor dog-eared corners, with a few small nicks and rub marks along text block edge. Boards have light shelf-wear with minor corner bumping and mild crushing to spine ends. Book has a prominent forward lean and notable bow. Clipped jacket has light surface wear, with small tears and creasing to spine ends, edges and corners. Lightly tanned overall.