1966. Thirteenth Impression. 226 pages. No dust jacket. Blue cloth with gilt lettering to spine. Pages are lightly tanned, but text remains clear. Moderate foxing to edges and endpapers. Binding is firm. Boards and spine have minimal shelf-wear, with mild corner bumping and crushing to ends. Spine and edges are moderately sunned. Gilt remains bright. Visible marks overall. Book has a slight forward lean.