1969. Sixth Edition; Reprint. 792 pages. No dust jacket. Red cloth with gilt lettering. Clean pages with mild tanning and foxing throughout. Tightly bound with faint thumb-marking throughout. Missing front free endpaper. Light ink stain to rear endpaper. Boards have mild edgewear with corner crushing and mild marking to boards. Mild tanning to spine, which has mild crushing and tearing to ends. Book has backward lean. Boards are mildly warped.