1965. Fourteenth Edition. 631 pages. Green paper cover. Pages are lightly tanned and foxed throughout. Cracking to gutters of a few pages with exposed binding. Brown staining to reverse sides of covers. Slight cracking to hinges. Binding remains firm. Paper cover has mild edge wear with scuffing to edges and creasing. Mild rubbing to surfaces with curling to corners. Book is warped. Light tanning to spine and edges.