1956. Third Edition. 497 pages. No dust jacket. Illustrated grey 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. Pen markings to free endpapers and pastedowns. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Slight crushing and splits to spine ends and corners. Lettering is darkened. Visible wear marks to boards.