1961. No edition remarks. 191 pages. Green dust jacket over black cloth with silver lettering to spine. Pages remain bright and clear. Binding remains firm. Pencil inscription to front end paper. Mild dust staining and tanning to text block edges. Some droplet markings to edges. Boards have light shelf-wear with corner bumping. Faint sunning to ends of spine. Clipped jacket has light edgewear with tears and creasing. Moderate tanning to spine and tops of flaps.