1960. First American Edition. 294 pages. Illustrated dust jacket over brown cloth boards with lettering. Contains black and white illustrations throughout. Slight crinkling to paper at gutter. Clean pages and illustrations with light tanning to text block edges. Binding is firm throughout with minor thumb-marking. Heavier tanning to free endpapers. Pencil markings to front free endpaper. Boards have mild edge-wear with slight rubbing to surfaces and bumping to corners. Slight crushing to spine ends. Lettering is bright and clear. Unclipped Jacket. Panels and spine have light edgewear with tears and creases. Minor loss to spine and panel. Moderate tanning to flaps, panels and spine.