Thirteenth Edition. 564 pages. No dust jacket. Decorated red cloth covered boards with gilt. Pages remain clear with minimal tanning and foxing. Presentation plate to front free end-paper. Some occasional mild cracking to gutters throughout, binding is shaky. Cracking to hinges, no damage to end papers. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Mild crushing to spine ends, with fraying cloth and small splits. Gilt lettering has become dull. Cloth has minor damp and dust stains. Book has a slight forward lean.