1966. Fourth Impression. 341 pages. No dust jacket. Purple cloth. Clean pages with mild tanning and foxing throughout. Tightly bound with faint thumb-marking throughout. Previous owner's inscription to front endpaper. Moderate water staining to text block edges. Boards have light edgewear with corner crushing and light marking to boards. Notable tanning to board edges and spine, which has mild crushing to ends. Boards are moderately warped.