Eleventh Edition. 720 pages. No dust jacket. Green 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 to free endpapers. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Slight crushing to spine ends. Lettering is darkened. Moderate sunning to spine and edges. Visible wear marks to boards. Book has a slight forward lean.