1966. Second impression. 330 pages. Blue jacket over red cloth with gilt titles to spine. From the Muirhead Library of Philosophy series. Upper text block edge red. Pages remain bright and clear with minimal tanning or foxing. Endpapers have strips of tanning caused by jacket. Boards and spine are fresh and clean with minimal wear. Gilt is bright. Clipped jacket has some edgewear with chips, tears and creasing. Jacket is slightly rubbed and marked overall.