Seventh Edition. 472 pages. No dust jacket. Purple cloth with gilt lettering. Pages have mild tanning and foxing throughout. Mild thumb-marking and pencil marking present. Pencil and pen inscriptions to front pastedown and endpaper. Moderate tanning to endpapers. Heavy cracking to rear hinge, with exposed netting. Moderate tanning and foxing to text block edges. Small water stain to fore edge. Boards have moderate shelf-wear with bumping to corners and rubbing to surfaces. Heavy scratching and marking to boards, including droplets and mottling. Wear to joints. Notable crushing to spine ends. Moderate bubbling to spine.