Secret Seven Mystery by Enid Blyton
1957. First Published. 120 pages. No dust jacket. Blue cloth. Contains black and white illustrations throughout. Pages remain bright and clear with minimal tanning and foxing. Thumb-marking present. Brown staining to pages throughout. Some creasing to gutter. Binding remains firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Soft crushing to spine ends. Noticeable tanning to spine and edges. Brown marks overall.