1955. Sixth Impression. 254 pages. Dust jacket over blue cloth. Clean pages with light tanning and foxing throughout. Tightly bound with faint thumb-marking throughout. Previous owner's inscription to front endpaper. Mild tanning and foxing to text block edges. Boards have light edgewear with corner crushing. Moderate sunning to board edges and spine, which has mild crushing to ends. Heavy sunning to spine ends. Unclipped jacket has moderate edgewear with chips, tears, and creasing. Mild foxing. Heavy tanning to spine. Light rubbing and marking all over.