1949. Sixth Edition. 314 pages. Grey dust jacket over black 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. Unclipped jacket with major edge wear and visible sunning. Heavy sunning to spine and splitting to joints with visible tearing to corners, edges and spine ends.