1966. Second Impression. 1000 pages. Illustrated dust jacket over blue cloth covered boards. Pages remain clear with minimal tanning and foxing. Minor pencil marking to front free end-paper. Cracking to hinges, no damage to end papers. Boards have mild edge-wear with slight rubbing to surfaces. Mild crushing to spine ends. Book has a slight forward lean. Unclipped jacket has light edge-wear with tears and creasing.