1961. First Edition. 513 pages. Red dust jacket over blue cloth. Binding remains firm. Pages are lightly tanned throughout. Boards have moderate shelf-wear with bumping to corners and rubbing to surfaces. Slight crushing to spine ends. Splits to spine ends causing cloth to be frayed. White marking to both boards. Unclipped jacket has heavy edgewear with areas of loss, heavy tears, chips, and creasing. Light tanning to spine and edges. Wear marks overall.