1961. Fourth Edition. 204 pages. Dust jacket over red cloth. Clean pages with noticeable tanning and mild foxing throughout. Tightly bound with faint thumb-marking throughout. Boards have light edge wear with minor corner bumping. Mild crushing to spine, with occasional markings overall. Clipped jacket has light edgewear with tears and creasing. Notable foxing. Heavy tanning to spine and edges. Mild rubbing and marking all over.