1968. Second Edition. 174 pages. Dust jacket over purple paper covered boards. Clean pages with mild tanning and foxing throughout. Tightly bound with faint thumb-marking throughout. Previous owner's inscription to front endpaper. Heavy foxing to text block edges. Boards have light edge wear with minor corner bumping. Mild crushing to spine, with occasional markings overall. Unclipped jacket has light edgewear with tears and creasing. Mild foxing. Notable water staining to rear panel. Mild rubbing and marking all over.