1970. First Sphere Books Edition. 155 pages. Pictorial paperback. Pen inscription to front inside 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. Traces of an old sticker to front outside cover.