1962. Fifth Edition. 92 pages. Illustrative jacket over blue cloth. Contains black and white illustrations throughout. Pages remain bright and clear with minimal tanning and foxing. Scuffing to front pastedown. Notable brown staining to front pastedown and free endpaper. Light creasing to gutter. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Soft crushing to spine ends. Light tanning to spine and edges. Minor marks to boards. Book has a slight forward lean. Unclipped jacket has moderate edgewear with chips, tears and creasing. Some tanning to spine. Visible rubbing to surfaces. Scuffing to edges.