1956. Fifth Impression. 396 pages. Plain dust jacket over green cloth covered boards with gilt. Pages remain clear with minimal tanning and foxing. Cracking to hinges, no damage to end papers. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Mild crushing to spine ends. Gilt lettering has become dull. Book has a slight forward lean. Unclipped jacket has heavy edge-wear with some areas of loss, heavy tears, chips and creasing. Moderate tanning to spine.