1949. Twenty Fifth Edition. 208 pages. Illustrated dust jacket over blue cloth covered boards. Pages remain clear with minimal tanning and foxing. Previous owner's inscription to front free end-paper. 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. Cloth has minor damp and dust stains. Book has a slight forward lean. Unclipped jacket has heavy edge-wear with some areas of loss, heavy tears, chips and creasing.