1970. Sixth Impression. Unpaginated. Four paperback volumes in an illustrated boxset. 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. Slipcase has light edge-wear with minor marking to panels. Tear from half removed sticker.