1967. Seventh Impression. 194 pages. Illustrated dust jacket over yellow cloth covered boards. Pages remain clear with minimal tanning and foxing. End papers are more notably foxed. Text block edge is moderately foxed and stained. Previous owner's inscription to front free end-paper. Binding remains firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Mild crushing to spine ends. Book has a slight forward lean. Clipped jacket has light edge-wear with tears and creasing. Moderate tanning to spine.