1968. No Edition Remarks. 594 pages. Pictorial dust jacket over green cloth. Black and white illustrations throughout. Binding remains firm. Pages and illustrations have light tanning and foxing throughout. Pencil inscription to front free endpaper. Boards have light shelf-wear with corner bumping. Light tanning to spine and edges with crushing to spine ends. Unclipped jacket has moderate edgewear with chips, tears, and creasing. Light sunning to spine and edges.