1957. Third Edition, Repri. 497 pages. No dust jacket. Blue cloth. Contains black and white in-text illustrations. Pages are lightly tanned and foxed throughout. Occasional thumb-marking present. Faint black scuffed marking to a few pages, text is not affected. Slight cracking to front hinge. Previous owner's inscription to front free endpaper. Light creasing to some pages. Binding is shaky. Boards have moderate edge wear with bumping to corners and rubbing to surfaces. Crushing to spine ends with small splits and fraying to cloth. Mild tanning to spine and edges. Scuffing and light marking overall. Faint water staining to all surfaces, with some minor brown marking.