1967. No Edition Remarks. 288 pages. No dust jacket. This is an ex-Library book. Blue cloth. Black and white graphs and photographs throughout. Expected library inserts, stamps and inscriptions. Pages remain bright and clear, with light tanning to edges and endpapers. Binding is firm. Boards and spine have minimal shelf-wear, with minor corner bumping and crushing to ends. Spine is moderately tanned. A few noticeable marks overall. Label to tail of spine.