1955. Second Edition. 256 pages. Blue penguin paperback. Slight pulling to front cover, remains firm. Traces of a small sticker to top corner of front cover. 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. Paper cover has mild edge-wear with light rubbing and creasing. Some light marking and tanning.