1965. Fourth Impression. 381 pages. Illustrated dust jacket over blue cloth boards with lettering. Slight crinkling to paper at gutter. Clean pages with light tanning and foxing to text block edges. Binding is firm throughout with minor thumb-marking. Heavier tanning and foxing to free endpapers and pastedowns. Boards have mild edge-wear with slight rubbing to surfaces and bumping to corners. Slight crushing to spine ends. Lettering is bright and clear. Moderate sunning to spine and edges. Minor wear marks to boards. Book has a moderate forward lean. Unclipped Jacket. Panels and spine have light edgewear with tears and creases. Moderate tanning and foxing to interior flaps, panels and spine.