1974. Fourth Impression. 619 pages. Black dust jacket over blue cloth. Pages remain bright and clear with minimal tanning and foxing. Previous owner's inscription to front free endpaper. Light creasing to gutter. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Soft crushing to spine ends. Light tanning to spine and edges. Minor marks to boards. Unclipped jacket has light edgewear with tears and creasing. Visible tanning to spine. Minor rubbing to surfaces.