1967. 3rd edition. 512 pages. Beige jacket over blue cloth with gilt lettering. Pages and binding are presentable with no major defects. Minor issues present such as mild cracking, inscriptions, inserts, light foxing, tanning and thumb marking. Overall a good condition item. Boards have mild shelf wear with light rubbing and corner bumping. Some light marking and sunning. Gilt lettering remains bright & clear. Unclipped jacket. Panels have light edge wear with tears and creasing. Visible tanning to spine.