1967. Second Edition. 318 pages. White dust jacket over black cloth. Pages remain bright and clear with minimal tanning and foxing. Heavier tanning and foxing to free endpapers and textblock edges. Thumb-marking present. Noticeable creasing to gutter. Boards have mild edge-wear with slight rubbing to surfaces. Visible crushing to spine ends. Noticeable white marks overall. Unclipped jacket has heavy edgewear with some areas of loss, heavy tears, chips and, creasing. Notable tanning to spine. Visible rubbing to surfaces. Brown marks to panels.