1947. Present Edition. 252 pages. Grey striped penguin cover. Pages are moderately tanned and foxed throughout. Thumb-marking present. Notable brown staining to pages throughout. Minor dog-eared corners. Pulling to covers. Paper covers have moderate edge-wear with curling to corners and rubbing to surfaces. Noticeable tanning to spine and edges. Pencil marks to front cover. Notable scuffing to edges. Tearing to spine ends.