1960. Second Edition, Revised Reprint. 430 pages. Green dust jacket over green cloth. 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. Soft crushing to spine ends. Unclipped jacket has heavy edge wear with some areas of loss, heavy tears, chips and creasing. Small splits to spine. Light tanning overall, with dark rubbing and scuffed brown marking.