1970. New and Revised Edition. 636 pages. Dust jacket over yellow cloth. Bright and clean pages with light tanning to text block edges. Binding is firm throughout with minor thumb-marking. Pencil inscription to front endpaper. Boards have light shelf-wear with corner bumping. Mild crushing to spine ends. Mild scratching and marking to boards. Book has forward lean. Boards are mildly warped. Clipped jacket has light edgewear with tears and creasing. Heavy tanning to spine. Moderate water staining to front panel. Notable rubbing and marking all over.