1963. Revised Edition. 268 pages. No dust jacket. Blue cloth. Binding remains firm. Pages are lightly tanned throughout. Markings to some pages. Annotations, underlining and highlighting throughout. Previous owner's inscriptions to front pastedown and endpaper. Minor dog-eared corners. Boards have light shelf-wear with corner bumping. Moderate sunning to spine and edges with light crushing to spine ends. Wear marks overall.