1967. Fourth edition. 192 pages. Pictorial dust jacket over pictorial cloth covered boards. Black and white illustrations throughout and colour maps. 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 tanning. Clipped jacket has light edge wear with minor tears, chipping and creasing. Spine noticeably sunned.