1961. Third Revised Edition. 144 pages. Black and white dust jacket over red cloth. Book has a slight musty odour. Pages remain bright and clear with minimal tanning and foxing. Heavier tanning to free endpapers and pastedowns. Pencil inscription to front free endpaper. Noticeable creasing to gutter. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Light crushing to spine ends. Small marks to boards. Unclipped jacket has moderate edgewear with chips, tears and creasing. Loss to spine ends and edges. Light tanning to spine. Some rubbing to surfaces. Scuffing to edges. Water staining to panels.