1907. Thirteenth Edition. 317 pages. No dust jacket. Black cloth covered boards with gilt. Pages remain clear with minimal tanning and foxing. End papers are more notably foxed. Text block edge is moderately foxed. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Mild crushing to spine ends. Sunning to spine. Gilt lettering has become dull. Book has a slight forward lean. Boards have minor damp and dust stains.