1968. Revised and updated, new title. . 327 pages. Red dust-jacket over black cloth. Book is ex-file copy with associated stamps. Pages remain bright and clear with minimal tanning and foxing. Binding is weak. Pen inscription to front endpaper. Boards have mild edge-wear with slight rubbing to surfaces. Spine has crushing to both ends. Book has forward lean. Unclipped jacket has light edgewear with tears and creasing. Sticker to spine.