1961. Seventh Impression. 272 pages. Dust jacket over blue cloth. Clean pages with light tanning and foxing throughout. Tightly bound with faint thumb-marking throughout. Sticker and pencil to front endpaper. Notable scuffing to title page. Boards have light shelf-wear with corner bumping. Mild tanning to spine. Mild scratching and marking to boards. Book has forward lean. Unclipped jacket has light edgewear with tears and creasing. Notable foxing. Sticker to front flap. Heavy tanning to spine. Light rubbing and marking all over.