1956. No Edition Remarks. 794 pages. Pictorial dust jacket over blue cloth. Black and white maps throughout. Binding remains firm. Pages and maps are lightly tanned throughout. Boards have light shelf-wear with corner bumping. Light tanning to spine and edges with crushing to spine ends. Clipped jacket has moderate edgewear with chips, tears, and creasing. Light tanning to spine and edges. Wear marks overall.