1963. Second Edition. 601 pages. No dust jacket. Green cloth. Contains black and white illustrations. Pages remain bright and clear with minimal tanning and foxing. Cracking to rear hinge, causing rear board to be slightly loose. Small booksellers sticker to front pastedown. Some cracking to gutters of a few pages throughout. Pen marking to text-block edges. Binding is slightly shaky. Boards have mild edge wear with bumping to corners and rubbing to surfaces. Crushing to spine ends. Scuffing and light marking overall. Faint water staining and black marks to boards. Slight tanning to spine and edges. Book is slightly bowed and forward leaning.