1968. 4th edition 2nd impression. 437 pages. No dust jacket. Brown cloth with gilt titles and decoration to front and spine. Includes photographic plates. 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.