1967. Second Edition. 258 pages. This is an ex-Library book. Grey dust jacket over black cloth. Expected library inserts, stamps and inscriptions. Jacket has been laminated to boards. Spanish text. Pages remain bright and clear with minimal tanning and foxing. Thumb-marking present. Binding remains firm. Boards are presumed clean as jacket is taped down. Clipped jacket has light edgewear with tears and creasing. Noticeable sunning to spine. Some marks to panels.